Reconstruction is one reason.
With the war over many people still thought the south had no right to succeed and many didn’t want anything to do with them.
Taking into account the statement above "Frankfurter Company, a U.S. company, had a ruble receivable from exports to Russia and a euro payable resulting from imports from Italy. Frankfurter recorded foreign exchange loss related to both its ruble receivable and euro payable. Did the foreign currencies increase or decrease in dollar value from the date of the transaction to the settlement date?" the answer is C. Decrease increase.
Back in the 1800s nobody cared at all until around the 1940s where people noticed there were too many people coming in 2000s immigration is illegal unless with paperwork