Why did Justinian I fail to regain all of the former provinces of the old Roman Empire? His general made military blunders.
His troops mutinied.
His army and finances were weakened by plague.
He didn't equip his troops well.

Match each idea to the correct principle of government. federalism separation of powers checks and balances divides the powers of government into different branches arrowright divides the powers of government between central and state governments arrowright each branch of government has certain powers that prevents the abuse of power on the people arrowright