A primary source of anything is a first hand account be it a diary, eye witness account, the person must have experienced it themselves while a secondary the information could have been passed on for example a news paper or memoir on someones life.
Answer:
After the Bolshevik Revolution of 1917, the ensuing Civil War produced acute food shortages in southwestern Russia. Wartime devastation was compounded by two successive seasons of drought, and by 1920 it was clear that a full-scale famine was under way in the Volga River Valley, Crimea, Ukraine, and Armenia. Conditions were so desperate that in early 1920 the Soviet government sent out a worldwide appeal for food aid to avert the starvation of millions of people.
Explanation:
The British government relaxed rules regulating trade for the American colonies in the late 1600s because the British hoped the colonies would become wealthier and spend more on manufactured goods from Britain.
Answer: That U.S. state laws establishing racial segregation in public schools are unconstitutional, even if the segregated schools are otherwise equal in quality.
Explanation:
the most responsible for aiding where trade routes