They had to fully blockade all southern coasts to eliminate the possibility of confederate help from abroad
The phenomenon that triangular trade most directly encouraged was slavery. The first part of the triangle was the crossing of the Atlantic Ocean by Europeans wishing to sell their products. With the money obtained the europeans would buy slaves; sometimes they would just trade the products they brought directly for slaves. The same european ships would then sail to America to sell the slaves as plantation labourers. With the money obtained the europeans bought raw products like cotton and took them to Europe for further processing. The complete cycle took like a year.
Search warrant is when the police search an individuals home so the police give permission to the individual by showing him/her a document that is signed by the judge to allow to search in his/her house hope this helps :$
