sentences:  Some of these landowners alleged that they could not sell their property.In 1934, Robert Moses was nominated by mayor Fiorello H. La Guardia to become commissioner of a unified New York City Department of Parks and Recreation.At the time, the United States was experiencing the Great Depression, and immediately after La Guardia won the 1934 election, Moses began to write "a plan for putting 80,000 men to work on 1,700 relief projects".