the image shows russian and american tanks facing off at the east west berlin border on october 28, 1961. why were relations between russia and the united states tense in berlin in 1961?

Be the economy is horrible so people immigrate to the usa for a better life. most people just grow up from poverty and work day and night to support their family, some just come because there is a lot of drug dealers and gang that assaults people.

Ibelieve it belongs to the president.