evidence: The electors of the free area of the Republic of China shall cast ballots at a referendum within three months of the expiration of a six-month period following the public announcement of a proposal passed by the Legislative Yuan on the amendment of the Constitution or alteration of the national territory. The provisions of Article 4 and Article 174 of the Constitution shall not apply. [...] The territory of the Republic of China, defined by its existing national boundaries, shall not be altered unless initiated upon the proposal of one-fourth of the total members of the Legislative Yuan, passed by at least three-fourths of the members present at a meeting attended by at least three-fourths of the total members of the Legislative Yuan, and sanctioned by electors in the free area of the Republic of China at a referendum held upon expiration of a six-month period of public announcement of the proposal, wherein the number of valid votes in favor exceeds one-half of the total number of electors. [...] The State shall, in accordance with the will of the ethnic groups, safeguard the status and political participation of the aborigines. The State shall also guarantee and provide assistance and encouragement for aboriginal education, culture, transportation, water conservation, health and medical care, economic activity, land, and social welfare, measures for which shall be established by law. The same protection and assistance shall be given to the people of the Penghu, Kinmen, and Matsu areas.