What's Harriet Tubman's real name when she was born

pls help

How did settlers decide where to live ?

What was the result on the u.s. economy because of the major changes in atlantic shipping prior to and during the war of 1812?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons