美国承认北京（新中国政府）是中国的（合法）政府，承认“一个中国原则”，美国维持和台湾的非正式关系（类似于“同居”而不是”合法婚姻“吧）。证据：
"Taiwan and China split in 1949 after the Communists won a civil war on the mainland.
The U.S. maintains informal relations and defence ties with Taiwan even as it recognizes Beijing as the government of China. "
来源： https://www.cbc.ca/news/world/pelosi-taiwan-china-u-s-1.6538434
佩洛西窜访中国台湾 中华人民共和国外交部声明