Answer:
Hitler ordered the invasion of the Soviet Union, which was code-named Operation Barbarossa, on June 22, 1941, deliberately breaking the nonaggression pact that the two countries had signed two years before.
To help keep the environment safe from the harmful chemicals contained in the bio weapons. Also, depending on what the bio weapon is, it may lead to other people, like civilians or freindlies, to get infected accidentally.
A stalemate describes the state of war in which neither side is winning or has an advantage.
California was involved in American Civil war and the discovery of gold in California increased the number of living population over there. Many population rushed to that place and economy of California greatly affected by the discovery of gold.
Explanation:
Before the discovery of gold in California, it was an isolated state with less population density. California's economy was greatly affected by the discovery of gold. California was involved in American civil war. Britain even does not want to occupy California.
The confederates of California was a great threat for it. The end of the civil war continues the debate over slavery. It was an important issue of that time when people mainly tribes were forced to move from their native places to livein new places as the slaves of high class people.