What were some of possible unintended consequences of the new deal

The New Deal emerged on the basis of economist John Maynard Keynes's thinking that in small economies the state must intervene in the economy by regulating it.

That's what Roosevelt did, intervening in the entire production system. First, it created an audacious public works plan aimed at securing jobs for the population. Then control the financial system and devalue the dollar to favor sales. It also created the Social Welfare, the purpose of protecting workers and the National Recovery Administration, with the aim of inducing entrepreneurs to settle between agreements on prices, discounts and production programs, eliminating free competition. Statistical control is also granted to investments, as profits from investments in stocks, bonds or funds are taxed. The hours of work.

the completion of the erie canal spurred the first great westward movement of american settlers, gave access to the rich land and resources west of the appalachians and made new york the preeminent commercial city in the united states.