Why did german u boats attack allied ships such as the lusitania?

Political rights for women grew most rapidly on the western frontier primarily because (1) the settlers were influenced by native american indian societies (2) women greatly outnumbered men in the west (3) pioneer life often required men and women to share responsibilities equally (4) immigrants settling in the west brought ideals of gender equality from europe

What was the importance of the sepoy mutiny?

In 1819, what did the united states obtain from spain for $5 million?