What transformed u. s politics in the 1920s

How do conflict minerals, and in particular, conflict coltan get their name? what groups benefited from the trade in conflict minerals? what group were hurt by it?

Which statement describes the influence of elizabeth i on england? a. her great inherited wealth made requesting funds from parliament rarely necessary, which minimized conflicts. b.her skillful use of personal advisers to communicate her wishes to parliament promoted stability. c.her clever secret diplomacy and many successful wars made her popular with the english people. d.her continuing support of english explorers in the americas brought in vast supplies of silver and gold.

What do u think caused the size of the roman empire to change