What factors contributed to the growth of presidential power in the twentieth century?

"Growth in the size of government, more interconnected world, and the domestic contributor was a Great Depression".

Explanation:

The power of the president can be classified into two sections: direct actions through the legal institutional leadership of the service and informal powers of faith and consultation necessary to operating with the legislative branch. Theodore Roosevelt in the 20th century remained the most effective presidents of the United States. The main factors that contributed to the growth of presidential power in the twentieth-century are the "growth in the size of government, more interconnected world, and the domestic contributor was a Great Depression".