Fair Deal
Truman's social program extending the ideas of the New Deal was referred to as the Fair Deal.
The Fair Deal included laws to expand and support Social Security, raise wages, and prevent racial discrimination in the workplace. However, the economy was a concern after World War II and Congress was unwilling to pass Fair Deal laws during his first term. After winning a second term, Congress agreed to parts of the deal but not the whole program.
Answer:
The use of iron tools helped in the spread of agriculture. The main crops cultivated were barley, wheat and rice. Beans and the oil seeds were grown. Various kinds of lentils were also produced. then People began leading a settled life and towns began to develop.
Hope this helps!