Facts: 1) My friend is a Green Card holder (through marriage) for less then one year and is in the process of getting divorced. 2) He just joined the US Armed Forces and will departure from Florida to an US Military Base in Georgia in May. Questions: 1) Can he apply for naturalization right the way because he joined the army? 2) If he has to wait, how can he renew his Green card if he is getting divorced? 3) After the divorce, how long he has to wait until he can get married again? 4) Can he sponsor a non resident through marriage as just a green card holder?