A.
After the Civil War Abraham Lincoln was just the first of many US Presidents to encourage immigration through economic and politic measures (one of them was to give free land to anyone willing to work it). The country needed people to rebuild itself and to settle the west of the continent. And everyone was aware that there is plenty of space.
Answer:
Women in the Progressive Era worked for economic and political equality and for social reforms, such as the right to control their earnings and to own property. They came to realize that politicians were unwilling to listen to them, so they needed win the right to vote in order to achieve the reforms they wanted.
Explanation:
Article Two, Section One of the United States Constitution
According to our current knowledge, planets are formed around a new star by condensing in a disc of molecular gas and dust, embedded within a larger molecular cloud. Condensation increases until they become giant planets, which are heated, then cleanse their orbits in the disc and possibly bend it.
Regulated European colonization and trade in Africa during the New Imperialism period and coincided with Germany's sudden emergence as an imperial power.