特朗普下令重启美国核试验，外交部回应

Group 1 - The core viewpoint of the article is that the Chinese government urges the U.S. to adhere to the Comprehensive Nuclear-Test-Ban Treaty and to maintain its commitment to suspending nuclear tests, emphasizing the importance of global strategic balance and stability [1]. Group 2 - U.S. President Trump has ordered the immediate resumption of nuclear tests, claiming that the U.S. possesses the largest nuclear arsenal in the world [1]. - Trump expressed concerns that China could catch up to the U.S. nuclear capabilities within five years [1]. - The Chinese Foreign Ministry spokesperson, Guo Jia Kun, responded by highlighting the need for the U.S. to take concrete actions to uphold international nuclear disarmament and non-proliferation efforts [1].