With the end of the Trịnh–Nguyễn War, not much of note happened during Nguyễn Phúc Thái's rule. It is reported that he put down an uprising by Chinese immigrants who had settled in Saigon.
Following the conclusion of the Trịnh–Nguyễn War, there were no significant events under Nguyễn Phúc Thái's rule. According to reports, he quelled an uprising among Chinese immigrants residing in Saigon.