The naacp and the unia focused on african american communities in different places, even other countries. how did the focus of the naacp's efforts differ from the focus of the unia's ?

The NAACP is a civil rights organization which was found in 1909 with the purpose of advancing justice for all African Americans.

The UNIA is a fraternal movement founded by Jamaican Marcus Garvey under the purpose of the advancement of all people of African descendant around the world.

With time, UNIA lost influence, as their leader, Marcus Garvey, was deported from the United States in 1927. On the other hand, the NAACP evolved as an organization who worked for the advancement of not only people of African descent but also other minority groups, as well as women.  

its many islands, high mountains, and remote peninsulas isolated population centers.