diff --git a/src/i18n/messages/ar.json b/src/i18n/messages/ar.json
index d431e1fa..ae07ab54 100644
--- a/src/i18n/messages/ar.json
+++ b/src/i18n/messages/ar.json
@@ -97,9 +97,13 @@
   "sign.in.heading": "Sign in",
   "account.activation.success.message.title": "Success! You have activated your account.",
   "account.activation.success.message": "You will now receive email updates and alerts from us related to the courses you are enrolled in. Sign in to continue.",
-  "account.already.activated.message": "This account has already been activated.",
+  "account.activation.info.message": "This account has already been activated.",
   "account.activation.error.message.title": "Your account could not be activated",
   "account.activation.support.link": "contact support",
+  "account.confirmation.success.message.title": "Success! You have confirmed your email.",
+  "account.confirmation.success.message": "Sign in to continue.",
+  "account.confirmation.info.message": "This email has already been confirmed.",
+  "account.confirmation.error.message.title": "Your email could not be confirmed",
   "login.rate.limit.reached.message": "Too many failed login attempts. Try again later.",
   "login.failure.header.title": "We couldn't sign you in.",
   "contact.support.link": "contact {platformName} support",
@@ -115,7 +119,7 @@
   "registration.username.label": "Public username",
   "registration.password.label": "Password",
   "registration.country.label": "Country/Region",
-  "registration.opt.in.label": "By creating an account, I agree that {siteName} may send me marketing messages.",
+  "registration.opt.in.label": "I agree that {siteName} may send me marketing messages.",
   "help.text.name": "This name will be used by any certificates that you earn.",
   "help.text.username.1": "The name that will identify you in your courses.",
   "help.text.username.2": "This can not be changed later.",
diff --git a/src/i18n/messages/es_419.json b/src/i18n/messages/es_419.json
index 4e834146..fddf426b 100644
--- a/src/i18n/messages/es_419.json
+++ b/src/i18n/messages/es_419.json
@@ -97,9 +97,13 @@
   "sign.in.heading": "Iniciar sesión",
   "account.activation.success.message.title": "Ha sido un éxito. Has activado tu cuenta.",
   "account.activation.success.message": "Ahora recibirás por correo electrónico actualizaciones y alertas relacionadas con los cursos en los que estás inscrito. Inicia sesión para continuar.",
-  "account.already.activated.message": "La cuenta ya ha sido activada.",
+  "account.activation.info.message": "This account has already been activated.",
   "account.activation.error.message.title": "Tu cuenta no ha podido ser activada",
   "account.activation.support.link": "contacta al equipo de soporte de edX",
+  "account.confirmation.success.message.title": "Success! You have confirmed your email.",
+  "account.confirmation.success.message": "Sign in to continue.",
+  "account.confirmation.info.message": "This email has already been confirmed.",
+  "account.confirmation.error.message.title": "Your email could not be confirmed",
   "login.rate.limit.reached.message": "Demasiados intentos fallidos de inicio de sesión. Inténtelo de nuevo más tarde.",
   "login.failure.header.title": "No se ha podido iniciar tu sesión.",
   "contact.support.link": "entrar en contacto con el soporte de {platformName}",
@@ -115,7 +119,7 @@
   "registration.username.label": "Nombre de usuario público",
   "registration.password.label": "Contraseña",
   "registration.country.label": "País/Región",
-  "registration.opt.in.label": "Al crear una cuenta, acepto que {siteName} me envíe mensajes de marketing.",
+  "registration.opt.in.label": "I agree that {siteName} may send me marketing messages.",
   "help.text.name": "Este nombre será utilizado por los certificados que obtengas.",
   "help.text.username.1": "El nombre que te identificará en tus cursos.",
   "help.text.username.2": "Esto no puede modificarse posteriormente.",
diff --git a/src/i18n/messages/fr.json b/src/i18n/messages/fr.json
index 18beef24..495d6538 100644
--- a/src/i18n/messages/fr.json
+++ b/src/i18n/messages/fr.json
@@ -97,9 +97,13 @@
   "sign.in.heading": "Connectez-vous",
   "account.activation.success.message.title": "Succès! Vous avez activé votre compte.",
   "account.activation.success.message": "Vous recevrez maintenant des mises à jour par courriel et des alertes de notre part concernant les cours auxquels vous êtes inscrit. Connectez-vous pour continuer.",
-  "account.already.activated.message": "Ce compte a déjà été activé.",
+  "account.activation.info.message": "This account has already been activated.",
   "account.activation.error.message.title": "Votre compte n'a pas pu être activé",
   "account.activation.support.link": "contacter le support",
+  "account.confirmation.success.message.title": "Success! You have confirmed your email.",
+  "account.confirmation.success.message": "Sign in to continue.",
+  "account.confirmation.info.message": "This email has already been confirmed.",
+  "account.confirmation.error.message.title": "Your email could not be confirmed",
   "login.rate.limit.reached.message": "Trop de tentatives de connexion échouées. Réessayez plus tard.",
   "login.failure.header.title": "Nous n'avons pas pu vous connecter.",
   "contact.support.link": "veuillez contacter le support {platformName}",
@@ -115,7 +119,7 @@
   "registration.username.label": "Nom d'utilisateur public",
   "registration.password.label": "Mot de passe",
   "registration.country.label": "Pays/Région",
-  "registration.opt.in.label": "En créant un compte, j'accepte que {siteName} puisse m'envoyer des messages marketing. ",
+  "registration.opt.in.label": "I agree that {siteName} may send me marketing messages.",
   "help.text.name": "Ce nom sera utilisé pour toutes les attestations que vous obtiendrez.",
   "help.text.username.1": "Le nom qui vous identifiera dans vos cours.",
   "help.text.username.2": "Cela ne peut pas être modifié ultérieurement.",
diff --git a/src/i18n/messages/zh_CN.json b/src/i18n/messages/zh_CN.json
index a7a3980e..0d11fc54 100644
--- a/src/i18n/messages/zh_CN.json
+++ b/src/i18n/messages/zh_CN.json
@@ -97,9 +97,13 @@
   "sign.in.heading": "Sign in",
   "account.activation.success.message.title": "Success! You have activated your account.",
   "account.activation.success.message": "You will now receive email updates and alerts from us related to the courses you are enrolled in. Sign in to continue.",
-  "account.already.activated.message": "This account has already been activated.",
+  "account.activation.info.message": "This account has already been activated.",
   "account.activation.error.message.title": "Your account could not be activated",
   "account.activation.support.link": "contact support",
+  "account.confirmation.success.message.title": "Success! You have confirmed your email.",
+  "account.confirmation.success.message": "Sign in to continue.",
+  "account.confirmation.info.message": "This email has already been confirmed.",
+  "account.confirmation.error.message.title": "Your email could not be confirmed",
   "login.rate.limit.reached.message": "Too many failed login attempts. Try again later.",
   "login.failure.header.title": "We couldn't sign you in.",
   "contact.support.link": "contact {platformName} support",
@@ -115,7 +119,7 @@
   "registration.username.label": "Public username",
   "registration.password.label": "Password",
   "registration.country.label": "Country/Region",
-  "registration.opt.in.label": "By creating an account, I agree that {siteName} may send me marketing messages.",
+  "registration.opt.in.label": "I agree that {siteName} may send me marketing messages.",
   "help.text.name": "This name will be used by any certificates that you earn.",
   "help.text.username.1": "The name that will identify you in your courses.",
   "help.text.username.2": "This can not be changed later.",