Lester B. Pearson, who later became prime minister of Canada, won a Nobel Peace Prize for using the world's first, large-scale United Nations peacekeeping force to de-escalate the situation.
For Android, go to all apps, the look for messenger and uninstall or reset; it cannot be removed but it can be turned off to save space. For an iPhone,...
Delete the Facebook App, too. Reinstall both and log in. if you're on an iPhone, go to settings and find Messenger. You can turn notifications off so you still get...
Go to the app store for your device and do a search on Facebook Messenger. Click on Facebook Messenger; if there are updates available, there will be an Update button...