What was true about African Americans in the military?

What is significant about official languages in russian republics? why would it matter?

What two different approaches did the knights of labor and the american federation of labor take in building a union organization? a) the knights of labor accepted only unskilled workers; the american federation of labor accepted only skilled workers. b) the knights of labor accepted skilled and unskilled workers; the american federation of labor accepted only skilled workers. c) the knights of labor refused to accept african american or chinese workers; the american federation of labor accepted all workers. d) the knights of labor accepted workers from a single industry; the american federation of labor accepted workers from several industries.

What was one cause of the sepoy rebellion in india? the british outlawed many indian traditions. the british instituted the caste system. the british began to collect taxes. the british opened trade posts.