Four Noes and One Without

The Four Noes and One Without (simplified Chinese: 四不一没有; traditional Chinese: 四不一沒有; pinyin: sì bù, yī méiyǒu; Pe̍h-ōe-jī: Sù Put It Bu̍t-iú), also known as the Four Noes (Chinese: 四不; pinyin: sì bù) was a pledge by former President of the Republic of China Chen Shui-bian made in his inauguration speech on 20 May 2000, concerning the political status of Taiwan. It was an important part of cross-straits relations.

Source: Wikipedia — Four Noes and One Without (CC BY-SA 4.0)