How did families stay in touch with loved overseas during world war 2?

First off, I would like to say... I apologize for the number of users that answer with links and malware files. Anyways--

Families stayed in touch with loved ones overseas during WWII primarily through the mail.

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles

these civilizations were located around fertile rivers, where they could produce an abundance of crops