Why was it important for the roman empire to know how to manage a ship or a boat

Aprovision of the general agreement on tariffs and trade treaty (gatt)increased taxes on services between the us, mexico, and canada.reduced international tariffs on industrial goods by forty percent.increased us tariffs on agricultural products by forty percent.ended taxes on goods traded by the us, mexico, and canada.

What is an attack against a country called?

Identify and describe the purposes of taxation.