If checks and balances didn't exist, there would be nothing stopping a group i.e. the president, from making whatever laws they wanted.
In essence, if there are no checks and balances, government is no longer a democracy because nothing prevents the group in power from doing what they want. For example, a president that wasn't checked by the opposition party could pass a law saying that they are legally allowed to be president until they die, and nobody would stop them.
The British commanders at Lexington and Concord were Francis Smith, John Pitcairn, and Hugh Percy.
Answer:
The Constitutional Convention was called.
Delegates agreed to the Great Compromise.
The Bill of Rights was written by James Madison.
The correct answer is Wagner act
Answer:
The American indians adapted to solve the problem of scarcity of food by growing crops by taking dead fish to fertilize the soil.
I hope this helps.