The Anaconda Plan was a strategy created by Union General Winfield Scott in 1861, ( early in the Civil War. Like an Anaconda, a giant black snake, it was used for the tough name of defeating the Southern Confederacy. It was never OFFICIALLY adopted by the Union government. =]
Sharecropping oppressed slaves by being able to work for money from the cropping and labor and to make a share of it and rent a room to live. It helps them for new jobs.