加美领导人通话讨论贸易与安全关系

Group 1 - The core point of the article is the productive and extensive phone conversation between Canadian Prime Minister Carney and U.S. President Trump, focusing on trade challenges and opportunities in the Canada-U.S. economic and security relationship [1][2] - The conversation marks the first public acknowledgment of communication between the leaders since the U.S. raised tariffs on Canadian goods from 25% to 35% on August 1 [1][2] - Both leaders agreed to have another call soon, indicating ongoing trade negotiations between Canada and the U.S. [1] Group 2 - Following the tariff increase, Carney expressed disappointment but has maintained communication with U.S. negotiation teams [2] - Carney is also working to deepen trade relations with other countries, with plans to visit Mexico in September for a meeting with President AMLO [2]