The Popular Union of Occitania was found on September 15, 2015
The first territories were located in France, and northern Spain. The first elections were held in November 2015 and saw President Babou Chkaya elected. The micronation then took the form of a communist state. On April 1, 2016 two mexican micronation made a coup d'état but it failed because of the international trust and support to the Chkaya's presidency. A few days later, new territories in France and Catalonia joined the union. In June 2016, Occitania made peace with the former opponents during the attempted coup. On August 4, 2016 was created the Occitanian Agency for International Development (OAID), marking the beginning of a national solidarity policy. During the general election of November 22, 2016 who were the first open-election, Chkaya was reelected with 68% of the votes. On February 8 2017, a new territory in Lituania joined Occitania.
In March 2017 begin the "desovietization process" who means new policy of international opening, new national symbols, constitution and democracy. On May 3, the Republic of Tagtabazar located in Venezuela joined the union. On the second open-election, the Chkaya's coalition wins with 76% of the votes. Then new federal states joined the union : Himeji located in Japan on June 18, Oslovia (Norway) and Monkey bay (Gibraltar) on July 1st. On July 16, Occitania joined the Grand Unified Micronational, who is an intermicronational organisation based on the Micro Wiki community.