I am from Czech Republic. ICQ was popular here way more than in the rest of the world, but it got displaced by Facebook Messenger (and to some smaller extent G

I am from Czech Republic. ICQ was popular here way more than in the rest of the world, but it got displaced by Facebook Messenger (and to some smaller extent Google Talk/Hangout/what's the name now). I have no idea about Russia or Israel, where it was too popular.