would retake the Mainland in a short time. However, over the years, as the prospect of regaining the Mainland diminished, this meant that the legislators from mainland districts (and members of the ruling KMT) held their seats for life, in a one-party system. The body thus came to be called "the Non-reelected Congress".

Over the years, deceased members elected on the mainland were not replaced while additional seats were created for Taiwan starting with eleven seats in 1969. Fifty-one new members were elected