 Meanwhile, the Ming court reluctantly decided on a military intervention into the Vietnamese civil war, but Mạc Đăng Dung offered ritual submission to the Ming Empire, which was accepted.In the year 1600, Nguyễn Hoàng also declared himself Lord (officially "Vương", popularly "Chúa") and refused to send more money or soldiers to help the Trịnh.He also moved his capital to Phú Xuân, modern-day Huế.