The controversy surrounding the creation of the Transportation Safety Administrationwas that the agency detained hundreds of Middle Easterners, leading to claims of civil rights violations.
Consequently, it resulted really hard for people from middle east to enter the United States, ever since the establishment of Transportation Safety Administration. However, the majority of them only rejected at the gate or being made to pass difficult protest to obtain a visa. Only a small number of them being detained.
After the TSA was created in the wake of the Sptember 11th terrorist attacks in New York City, many people believed they would cause unneeded delays at airports and other terminals.
No because at the time the Union was already ahead in the war. Lincoln wanted to keep the Union as a whole with the passage of the 13th amendment it showed the Confederacy that they were already at a loss.