特朗普：墨西哥和加拿大一直在占美国便宜

Core Viewpoint - President Trump stated that the US-Mexico-Canada Agreement (USMCA) will either expire or a new agreement will be reached with Mexico and Canada [1] Group 1: Agreement Details - The USMCA is a trilateral trade agreement signed by the United States, Mexico, and Canada in 2018 [1] - The agreement officially came into effect in July 2020 and is scheduled for review in 2026 [1] Group 2: Economic Implications - Trump claimed that Mexico and Canada have been taking advantage of the United States, implying that tariffs have been beneficial for the US economy [1]