By the mid-1920's, the United States had adopted an immigration policy that severely limited the number of immigrants that came from each country into the United States. The 1920's was a time of prosperity and happiness and the government didn't want to ruin that by allowing a lot of people from different nations into America. <span />
Answer: Leonhard Euler
Explanation: Although Albert Einstein perfected pie, It is widely acknowledged that Leonhard Euler makes it first.
Because the Silk Road established steady trade
Um the Britain where ruthless killers they took what was rightfully there's and they stole from indians
The arrangement was for Panama to have Panama Canal.
