How did the costs of imperial wars and the Enlightenment challenge the established authority of monarchs in Europe and the American colonies?

d. the right to establish a one-house legislature

because the vietnam war was fought in an especially brutal and untraditional way

well it definitly does because if you are seen as weak you will be seen as unimportant and they will walk all over you and the us is the most powerful military and the largest in the world

hope this

the exclusive possession or control of the supply or trade in a commodity or service.