diff --git a/app/src/main/res/values-en-rGB/strings.xml b/app/src/main/res/values-en-rGB/strings.xml
new file mode 100644
index 00000000..9088c47d
--- /dev/null
+++ b/app/src/main/res/values-en-rGB/strings.xml
@@ -0,0 +1,27 @@
+<resources>
+
+    <string name="title_favourites">Favourites</string>
+    <string name="notification_favourite_format">%s favourited your toot</string>
+    <string name="action_favourite">Favourite</string>
+    <string name="action_unfavourite">Remove favourite</string>
+    <string name="action_view_favourites">Favourites</string>
+    <string name="action_open_faved_by">Show favourites</string>
+    <string name="pref_title_notification_filter_favourites">my posts are favourited</string>
+    <string name="notification_favourite_name">Favourites</string>
+    <string name="notification_favourite_description">Notifications when your toots get marked as favourite</string>
+
+    <string name="description_status_favourited">Favourited</string>
+
+    <string name="title_favourited_by">Favourited by</string>
+
+    <string name="error_authorization_unknown">An unidentified authorisation error occurred.</string>
+    <string name="error_authorization_denied">Authorisation was denied.</string>
+
+    <plurals name="favs">
+        <item quantity="one">&lt;b>%1$s&lt;/b> Favourite</item>
+        <item quantity="other">&lt;b>%1$s&lt;/b> Favourites</item>
+    </plurals>
+    
+    <string name="report_description_remote_instance">The account is from another server. Send an anonymised copy of the report there as well?</string>
+
+</resources>
diff --git a/app/src/main/res/values/donottranslate.xml b/app/src/main/res/values/donottranslate.xml
index c3d4dfcd..86343c3e 100644
--- a/app/src/main/res/values/donottranslate.xml
+++ b/app/src/main/res/values/donottranslate.xml
@@ -40,7 +40,8 @@
         <item>Čeština</item>
         <item>Cymraeg</item>
         <item>Deutsch</item>
-        <item>English</item>
+        <item>English (UK)</item>
+        <item>English (US)</item>
         <item>Esperanto</item>
         <item>Español</item>
         <item>Euskara</item>
@@ -74,6 +75,7 @@
         <item>cs</item>
         <item>cy</item>
         <item>de</item>
+        <item>en-gb</item>
         <item>en</item>
         <item>eo</item>
         <item>es</item>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 14b2b4bb..6f5bf23f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -34,7 +34,7 @@
     <string name="title_statuses_pinned">Pinned</string>
     <string name="title_follows">Follows</string>
     <string name="title_followers">Followers</string>
-    <string name="title_favourites">Favourites</string>
+    <string name="title_favourites">Favorites</string>
     <string name="title_mutes">Muted users</string>
     <string name="title_blocks">Blocked users</string>
     <string name="title_domain_mutes">Hidden domains</string>
@@ -57,7 +57,7 @@
     <string name="footer_empty">Nothing here. Pull down to refresh!</string>
 
     <string name="notification_reblog_format">%s boosted your toot</string>
-    <string name="notification_favourite_format">%s favourited your toot</string>
+    <string name="notification_favourite_format">%s favorited your toot</string>
     <string name="notification_follow_format">%s followed you</string>
 
     <string name="report_username_format">Report @%s</string>
@@ -67,8 +67,8 @@
     <string name="action_reply">Reply</string>
     <string name="action_reblog">Boost</string>
     <string name="action_unreblog">Remove boost</string>
-    <string name="action_favourite">Favourite</string>
-    <string name="action_unfavourite">Remove favourite</string>
+    <string name="action_favourite">Favorite</string>
+    <string name="action_unfavourite">Remove favorite</string>
     <string name="action_more">More</string>
     <string name="action_compose">Compose</string>
     <string name="action_login">Login with Mastodon</string>
@@ -90,7 +90,7 @@
     <string name="action_view_profile">Profile</string>
     <string name="action_view_preferences">Preferences</string>
     <string name="action_view_account_preferences">Account Preferences</string>
-    <string name="action_view_favourites">Favourites</string>
+    <string name="action_view_favourites">Favorites</string>
     <string name="action_view_mutes">Muted users</string>
     <string name="action_view_blocks">Blocked users</string>
     <string name="action_view_domain_mutes">Hidden domains</string>
@@ -123,7 +123,7 @@
     <string name="action_hashtags">Hashtags</string>
     <string name="action_open_reblogger">Open boost author</string>
     <string name="action_open_reblogged_by">Show boosts</string>
-    <string name="action_open_faved_by">Show favourites</string>
+    <string name="action_open_faved_by">Show favorites</string>
 
     <string name="title_hashtags_dialog">Hashtags</string>
     <string name="title_mentions_dialog">Mentions</string>
@@ -201,7 +201,7 @@
     <string name="pref_title_notification_filter_mentions">mentioned</string>
     <string name="pref_title_notification_filter_follows">followed</string>
     <string name="pref_title_notification_filter_reblogs">my posts are boosted</string>
-    <string name="pref_title_notification_filter_favourites">my posts are favourited</string>
+    <string name="pref_title_notification_filter_favourites">my posts are favorited</string>
     <string name="pref_title_notification_filter_poll">polls have ended</string>
     <string name="pref_title_appearance_settings">Appearance</string>
     <string name="pref_title_app_theme">App Theme</string>
@@ -255,8 +255,8 @@
     <string name="notification_follow_description">Notifications about new followers</string>
     <string name="notification_boost_name">Boosts</string>
     <string name="notification_boost_description">Notifications when your toots get boosted</string>
-    <string name="notification_favourite_name">Favourites</string>
-    <string name="notification_favourite_description">Notifications when your toots get marked as favourite</string>
+    <string name="notification_favourite_name">Favorites</string>
+    <string name="notification_favourite_description">Notifications when your toots get marked as favorite</string>
     <string name="notification_poll_name">Polls</string>
     <string name="notification_poll_description">Notifications about polls that have ended</string>
 
@@ -403,8 +403,8 @@
     <string name="pin_action">Pin</string>
 
     <plurals name="favs">
-        <item quantity="one">&lt;b>%1$s&lt;/b> Favourite</item>
-        <item quantity="other">&lt;b>%1$s&lt;/b> Favourites</item>
+        <item quantity="one">&lt;b>%1$s&lt;/b> Favorite</item>
+        <item quantity="other">&lt;b>%1$s&lt;/b> Favorites</item>
     </plurals>
 
     <plurals name="reblogs">
@@ -413,7 +413,7 @@
     </plurals>
 
     <string name="title_reblogged_by">Boosted by</string>
-    <string name="title_favourited_by">Favourited by</string>
+    <string name="title_favourited_by">Favorited by</string>
 
     <string name="conversation_1_recipients">%1$s</string>
     <string name="conversation_2_recipients">%1$s and %2$s</string>
@@ -434,7 +434,7 @@
         Reblogged
     </string>
     <string name="description_status_favourited">
-        Favourited
+        Favorited
     </string>
     <string name="description_visiblity_public">
         Public