The first group to travel overland to California as a wagon train was the Bidwell- Bartleson group in 1841. The trail lost popularity in 1869 with the completion of the Transcontinental Railroad, which made the trip more affordable and quicker.
Between 3 and 6 months
Japanese internment camps were established during World War II by President Franklin Roosevelt through his Executive Order 9066. ... Enacted in reaction to Pearl Harbor and the ensuing war, the Japanese internment camps are now considered one of the most atrocious violations of American civil rights in the 20th century.
Your answer is the Ural mountains
hope this helps
Um so the plentiful harvest one helped with the ancient civilizations ability to have large populations cause of the food and the need materials to live
