diff --git a/components/admin/Settings.vue b/components/admin/Settings.vue
index 6cab384b..3f99d667 100644
--- a/components/admin/Settings.vue
+++ b/components/admin/Settings.vue
@@ -11,8 +11,9 @@
               span.float-left {{timezone.value}}
               small.float-right.text-danger {{timezone.offset}}
 
-      el-form-item(:label="$t('common.title')")
-        el-input(v-model='title' @blur='save("title", title)')
+      div.mt-4 {{$t('admin.instance_locale')}}
+      el-select(v-model='instance_locale')
+        el-option(v-for='locale in Object.keys(locales)' :key='locale' :label='locales[locale]' :value='locale')
 
       el-form-item(:label="$t('common.description')")
         el-input(v-model='description' @blur='save("description", description)')
@@ -45,6 +46,7 @@
 import { mapActions, mapState } from 'vuex'
 import moment from 'moment-timezone'
 import _ from 'lodash'
+import locales from '../../locales/esm'
 
 export default {
   name: 'Settings',
@@ -52,12 +54,16 @@ export default {
     return {
       queryTz: '',
       title: $store.state.settings.title,
-      description: $store.state.settings.description
+      description: $store.state.settings.description,
+      locales
     }
   },
   computed: {
     ...mapState(['settings']),
-    ...mapState(['settings']),
+    instance_locale: {
+      get () { return this.settings.instance_locale },
+      set (value) { this.setSetting({ key: 'instance_locale', value }) }
+    },
     instance_timezone: {
       get () { return this.settings.instance_timezone },
       set (value) { this.setSetting({ key: 'instance_timezone', value }) }
@@ -87,7 +93,6 @@ export default {
         .unshift(current_timezone)
         .map(tz => ({ value: tz, offset: moment().tz(tz).format('z Z') }))
         .value()
-      console.error(ret)
       return ret
     }
   },
diff --git a/locales/esm.js b/locales/esm.js
new file mode 100644
index 00000000..777ab87d
--- /dev/null
+++ b/locales/esm.js
@@ -0,0 +1,6 @@
+export default {
+  it: 'Italiano',
+  en: 'English',
+  es: 'Español',
+  ca: 'Català'
+}
diff --git a/locales/index.js b/locales/index.js
index 5a13a5ff..c0a19fc2 100644
--- a/locales/index.js
+++ b/locales/index.js
@@ -1,8 +1,6 @@
-import it from './it.json'
-import en from './en.json'
-import es from './es.json'
-import ca from './ca.json'
-
-export default {
-  it, en, es, ca
+module.exports = {
+  it: 'Italiano',
+  en: 'English',
+  es: 'Español',
+  ca: 'Català'
 }
diff --git a/locales/it.json b/locales/it.json
index 4727f7df..224209dd 100644
--- a/locales/it.json
+++ b/locales/it.json
@@ -181,7 +181,8 @@
     "user_block_confirm": "Sicura di voler bloccare l'utente?",
     "delete_announcement_confirm": "Sicura di voler eliminare l'annuncio?",
     "announcement_remove_ok": "Annuncio rimosso",
-    "announcement_description": "In questa sezione puoi inserire annunci che rimarranno in homepage"
+    "announcement_description": "In questa sezione puoi inserire annunci che rimarranno in homepage",
+    "instance_locale": "Lingua di default",
   },
   "auth": {
     "not_confirmed": "Non abbiamo ancora confermato questa mail...",
diff --git a/nuxt.config.js b/nuxt.config.js
index 1c68bdb8..ff594d12 100644
--- a/nuxt.config.js
+++ b/nuxt.config.js
@@ -34,12 +34,12 @@ module.exports = {
    ** Plugins to load before mounting the App
    */
   plugins: [
+    '@/plugins/i18n.js',
     '@/plugins/element-ui', // UI library -> https://element.eleme.io/#/en-US/
     '@/plugins/filters', // text filters, datetime, etc.
     '@/plugins/vue-awesome', // icon
     '@/plugins/axios', // axios baseurl configuration
-    { src: '@/plugins/v-calendar', ssr: false }, // calendar, fix ssr
-    '@/plugins/i18n.js'
+    { src: '@/plugins/v-calendar', ssr: false } // calendar, fix ssr
   ],
 
   render: {
diff --git a/plugins/element-ui.js b/plugins/element-ui.js
index bdcf47cc..0f80701c 100644
--- a/plugins/element-ui.js
+++ b/plugins/element-ui.js
@@ -7,17 +7,9 @@ import {
   Container, Footer, Timeline, TimelineItem, Menu, MenuItem, Carousel, CarouselItem
 } from 'element-ui'
 import locale from 'element-ui/lib/locale'
-// import '../assets/style.scss'
-
-const locales = {
-  it: require('element-ui/lib/locale/lang/it'),
-  en: require('element-ui/lib/locale/lang/en'),
-  es: require('element-ui/lib/locale/lang/es'),
-  ca: require('element-ui/lib/locale/lang/ca')
-}
 
 export default ({ app, store }) => {
-  locale.use(locales[store.state.locale])
+  locale.use(require(`element-ui/lib/locale/lang/${store.state.locale}`))
   Vue.use(Button)
   Vue.use(Carousel)
   Vue.use(CarouselItem)
diff --git a/plugins/i18n.js b/plugins/i18n.js
index e0adce62..5a13596f 100644
--- a/plugins/i18n.js
+++ b/plugins/i18n.js
@@ -1,7 +1,6 @@
 import Vue from 'vue'
 import VueI18n from 'vue-i18n'
 import merge from 'lodash/merge'
-import messages from '../locales'
 
 Vue.use(VueI18n)
 
@@ -11,6 +10,14 @@ export default ({ app, store, req }) => {
     if (req.settings.user_locale) { store.commit('setUserLocale', req.settings.user_locale) }
   }
 
+  const messages = {}
+  messages[store.state.locale] = require(`../locales/${store.state.locale}.json`)
+
+  // always include en fallback locale
+  if (store.state.locale !== 'en') {
+    messages.en = require('../locales/en.json')
+  }
+
   if (store.state.user_locale) {
     merge(messages[store.state.locale], store.state.user_locale)
   }
diff --git a/server/api/controller/event.js b/server/api/controller/event.js
index b683b08f..588c6e65 100644
--- a/server/api/controller/event.js
+++ b/server/api/controller/event.js
@@ -272,12 +272,9 @@ const eventController = {
       // return created event to the client
       res.json(event)
 
-      // send notification (mastodon/email)
-      // only if user is authenticated
-      if (req.user && !event.recurrent) {
-        const notifier = require('../../notifier')
-        notifier.notifyEvent('Create', event.id)
-      }
+      // send notifications (mastodon / email)
+      const notifier = require('../../notifier')
+      notifier.notifyEvent('Create', event.id)
     } catch (e) {
       res.sendStatus(400)
       debug(e)
diff --git a/server/api/controller/settings.js b/server/api/controller/settings.js
index 4729bad2..4da39e9f 100644
--- a/server/api/controller/settings.js
+++ b/server/api/controller/settings.js
@@ -11,6 +11,7 @@ const generateKeyPair = util.promisify(crypto.generateKeyPair)
 
 const defaultSettings = {
   instance_timezone: 'Europe/Rome',
+  instance_locale: 'en',
   instance_name: config.title.toLowerCase().replace(/ /g, ''),
   allow_registration: true,
   allow_anon_event: true,
diff --git a/server/api/controller/user.js b/server/api/controller/user.js
index d67dcd66..a8d6362e 100644
--- a/server/api/controller/user.js
+++ b/server/api/controller/user.js
@@ -100,7 +100,7 @@ const userController = {
       const user = await User.create(req.body)
       debug(`Sending registration email to ${user.email}`)
       mail.send(user.email, 'register', { user, config }, req.settings.locale)
-      mail.send(config.admin_email, 'admin_register', { user, config }, req.settings.locale)
+      mail.send(config.admin_email, 'admin_register', { user, config })
       res.sendStatus(200)
     } catch (e) {
       res.status(404).json(e)
diff --git a/server/api/mail.js b/server/api/mail.js
index dc61c454..d85975be 100644
--- a/server/api/mail.js
+++ b/server/api/mail.js
@@ -2,12 +2,13 @@ const Email = require('email-templates')
 const path = require('path')
 const moment = require('moment-timezone')
 const config = require('config')
-const settings = require('./controller/settings')
+const settingsController = require('./controller/settings')
 const debug = require('debug')('email')
 const { Task, TaskManager } = require('../taskManager')
+const locales = require('../../locales')
 
 const mail = {
-  send (addresses, template, locals, locale) {
+  send (addresses, template, locals, locale = settingsController.settings.instance_locale) {
     const task = new Task({
       name: 'MAIL',
       removable: true,
@@ -17,8 +18,8 @@ const mail = {
     TaskManager.add(task)
   },
 
-  _send (addresses, template, locales, locale) {
-    debug(`Send ${template} email to ${addresses}`)
+  _send (addresses, template, locals, locale) {
+    debug(`Send ${template} email to ${addresses} with locale ${locale}`)
     const email = new Email({
       views: { root: path.join(__dirname, '..', 'emails') },
       htmlToText: true,
@@ -38,12 +39,13 @@ const mail = {
         objectNotation: true,
         syncFiles: false,
         updateFiles: false,
-        defaultLocale: settings.locale,
-        locale: settings.locale,
-        locales: ['it', 'es', 'en', 'ca']
+        defaultLocale: settingsController.settings.instance_locale || 'en',
+        locale,
+        locales: Object.keys(locales)
       },
       transport: config.smtp
     })
+
     const msg = {
       template,
       message: {
@@ -51,10 +53,10 @@ const mail = {
         bcc: config.admin_email
       },
       locals: {
-        ...locales,
+        ...locals,
         locale,
         config: { title: config.title, baseurl: config.baseurl, description: config.description, admin_email: config.admin_email },
-        datetime: datetime => moment.unix(datetime).format('ddd, D MMMM HH:mm')
+        datetime: datetime => moment.unix(datetime).locale(locale).format('ddd, D MMMM HH:mm')
       }
     }
     return email.send(msg)
diff --git a/server/api/models/event.js b/server/api/models/event.js
index a1355d3a..e771bcd9 100644
--- a/server/api/models/event.js
+++ b/server/api/models/event.js
@@ -1,5 +1,6 @@
 const config = require('config')
 const moment = require('moment-timezone')
+const settingsController = require('../controller/settings')
 // const debug = require('debug')('event:modals')
 
 module.exports = (sequelize, DataTypes) => {
@@ -39,7 +40,7 @@ module.exports = (sequelize, DataTypes) => {
     Event.belongsTo(models.event, { as: 'parent' })
   }
 
-  Event.prototype.toNoteAP = function (username, follower = []) {
+  Event.prototype.toNoteAP = function (username, locale, follower = []) {
     const tags = this.tags && this.tags.map(t => t.tag.replace(/[ #]/g, '_'))
     const tag_links = tags.map(t => {
       return `<a href='/tags/${t}' class='mention hashtag status-link' rel='tag'><span>#${t}</span></a>`
@@ -47,8 +48,8 @@ module.exports = (sequelize, DataTypes) => {
 
     const content = `<a href='${config.baseurl}/event/${this.id}'>${this.title}</a><br/>
     📍 ${this.place.name}<br/>
-    📅 ${moment.unix(this.start_datetime).format('dddd, D MMMM (HH:mm)')}<br/><br/>
-      ${this.description.length > 300 ? this.description.substr(0, 300) + '...' : this.description}<br/>
+    📅 ${moment.unix(this.start_datetime).locale(locale).format('dddd, D MMMM (HH:mm)')}<br/><br/>
+      ${this.description.length > 500 ? this.description.substr(0, 500) + '...' : this.description}<br/>
       ${tag_links} <br/>`
 
     const attachment = []
diff --git a/server/federation/helpers.js b/server/federation/helpers.js
index 230e6864..13bec2b8 100644
--- a/server/federation/helpers.js
+++ b/server/federation/helpers.js
@@ -80,7 +80,9 @@ const Helpers = {
         to: recipients[sharedInbox],
         cc: ['https://www.w3.org/ns/activitystreams#Public', `${config.baseurl}/federation/u/${settingsController.settings.instance_name}/followers`],
         actor: `${config.baseurl}/federation/u/${settingsController.settings.instance_name}`,
-        object: event.toNoteAP(settingsController.settings.instance_name, recipients[sharedInbox])
+        object: event.toNoteAP(settingsController.settings.instance_name,
+          settingsController.settings.instance_locale,
+          recipients[sharedInbox])
       }
       body['@context'] = [
         'https://www.w3.org/ns/activitystreams',
diff --git a/server/federation/index.js b/server/federation/index.js
index 20eb485b..b96809a2 100644
--- a/server/federation/index.js
+++ b/server/federation/index.js
@@ -33,7 +33,7 @@ router.get('/m/:event_id', async (req, res) => {
 
   const event = await Event.findByPk(req.params.event_id, { include: [User, Tag, Place] })
   if (!event) { return res.status(404).send('Not found') }
-  return res.json(event.toNoteAP(event.user.username))
+  return res.json(event.toNoteAP(event.user.username, req.settings.locale))
 })
 
 // get any message coming from federation
diff --git a/server/federation/users.js b/server/federation/users.js
index 1cfd320e..630b8ca6 100644
--- a/server/federation/users.js
+++ b/server/federation/users.js
@@ -115,7 +115,7 @@ module.exports = {
       type: 'OrderedCollectionPage',
       totalItems: events.length,
       partOf: `${config.baseurl}/federation/u/${name}/outbox`,
-      orderedItems: events.map(e => ({ ...e.toNoteAP(name), actor: `${config.baseurl}/federation/u/${name}` }))
+      orderedItems: events.map(e => ({ ...e.toNoteAP(name, req.settings.locale), actor: `${config.baseurl}/federation/u/${name}` }))
       //   user.events.map(e => ({
       //   id: `${config.baseurl}/federation/m/${e.id}#create`,
       //   type: 'Create',
diff --git a/server/firstrun.js b/server/firstrun.js
index 59f8df8b..ae2c2d03 100644
--- a/server/firstrun.js
+++ b/server/firstrun.js
@@ -60,15 +60,15 @@ module.exports = {
     //   announcement: 'TODO: HTML First presentation post'
     // })
 
-    // send confirmed event to mastodon
+    // send confirmed events to mastodon
     await db.notification.create({ action: 'Create', type: 'ap', filters: { is_visible: true } })
     await db.notification.create({ action: 'Update', type: 'ap', filters: { is_visible: true } })
     await db.notification.create({ action: 'Delete', type: 'ap', filters: { is_visible: true } })
 
-    // send anon event to administrator
+    // send anon events to admin
     await db.notification.create({ action: 'Create', type: 'admin_email', filters: { is_visible: false } })
 
-    // TODO
+    // TODO email's notifications
     // await db.notification.create({ action: 'Create', type: 'email', filters: { is_visible: true } })
 
     // close db connection
diff --git a/server/helpers.js b/server/helpers.js
index 7def7283..ea742192 100644
--- a/server/helpers.js
+++ b/server/helpers.js
@@ -9,6 +9,7 @@ const { JSDOM } = require('jsdom')
 const { window } = new JSDOM('<!DOCTYPE html>')
 const domPurify = DOMPurify(window)
 const URL = require('url')
+const locales = require('../locales')
 
 domPurify.addHook('beforeSanitizeElements', node => {
   if (node.hasAttribute && node.hasAttribute('href')) {
@@ -52,8 +53,7 @@ module.exports = {
 
     // set locale and user locale
     const acceptedLanguages = req.headers['accept-language']
-    const supportedLanguages = ['en', 'it', 'es', 'ca']
-    acceptLanguage.languages(supportedLanguages)
+    acceptLanguage.languages(Object.keys(locales))
     req.settings.locale = acceptLanguage.get(acceptedLanguages)
     req.settings.user_locale = settingsController.user_locale[req.settings.locale]
     moment.locale(req.settings.locale)
diff --git a/server/notifier.js b/server/notifier.js
index 40d7ee20..4961efb0 100644
--- a/server/notifier.js
+++ b/server/notifier.js
@@ -15,10 +15,11 @@ const notifier = {
     debug('Send %s notification %s', notification.type, notification.action)
     let p
     switch (notification.type) {
-      case 'mail':
-        return mail.send(notification.email, 'event', { event, config, notification })
+      // case 'mail': TODO: locale?
+      //   return mail.send(notification.email, 'event', { event, notification })
       case 'admin_email':
-        p = mail.send([config.smtp.auth.user, config.admin_email], 'event', { event, to_confirm: !event.is_visible, config, notification })
+        p = mail.send(config.admin_email, 'event',
+          { event, to_confirm: !event.is_visible, notification })
         promises.push(p)
         break
       case 'ap':