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 main factor that contributed to the rising of the Kingdom of Ghana is the African trade in gold and salt. Though the resources did not come from Ghana, it was situated in a trading route between salt miners in North Africa and gold traders from South Africa.
Answer:
These principles were popular sovereignty, separation of power, rule of law, checks and balances, and federalism.
Explanation: