The 'National Alliance' is a political alliance in Sint Maarten, the Netherlands Antilles, formed by the Sint Maarten Patriotic Alliance and the National progressive Party. At the legislative elections in the Netherlands Antilles, 18 january 2002, the alliance won 4.8 % of the popular vote and 1 out of 22 seats. At the elections in the Netherlands Antilles of 27 January 2006, it won one extra seat.
The National Alliance was an Australian political party of the early 1970's. The party was formed in Western Australia (WA) as a result of a merger between the WA Country Party and WA Democratic Labor Party (DLP). The National Alliance contested the WA state elections in March 1974, winning more than 8.5% of the primary vote.