In 1866, after the Civil War, Federal troops were placed in Western Texas in order to restore order, ensure government loyalty and enforce the freedom slaves had just acquired as a result of the war. The U.S military entered the state because commanders believed this was the best way to protect the rights of the blacks and to support president Abraham Lincoln's decision.
A package of tea. that was part of the tea tax which was the reason for the Boston tea party.
The type of a currency market where determination of values of currencies occurs is called D. Foreign exchange market.