Nationality of Liu Zhinv

In the United States, according to the 14th Amendment to the US Constitution, any child born in the United States is born an American citizen, regardless of the nationality of his parents. In other words, Liu and ZhangZetian's children are all Americans as long as they are born in the United States, and they can get free education from kindergarten to high school graduation in the future. After reaching 2 1, you can also apply for dependent immigration for domestic parents. The procedure is simpler, and they don't have to wait for a long time to get a green card.