Hassan II of Morocco because of Moroccan claims on the country (see Great Morocco). Economically, Hassan II adopted a market-based economy, where agriculture, tourism, and phosphates mining industries played a major role. The period from the 1960s to the late 1980s was labelled as the "years of lead" and saw thousands of dissidents jailed, killed, exiled or forcibly disappeared. King Hassan II had extended many parliamentary functions by the early 1990s and released hundreds of political prisoners in 1991, and allowed the Alternance, where the opposition assumed power, for the first time in the Arab World. He set up a Royal Council for Human
Athittayawong in the country, Athittayawong and Siworawong administering as a king, which could cause future danger for the country. They persuaded Siworawong to ascend to the throne so there would be only one king as per custom. Athittayawong was dethroned and Siworawong assumed the title Somdet Phrachao Prasat Thong. Athitayawong was executed at Wat Kok Phraya () soon, ending the Sukhothai dynasty. Siworawong ascended the throne as the first king of the Prasat Thong dynasty. Athittayawong Athittayawong (; born 1618) King Athitayawong was the shortest-reigning monarch of Ayutthaya, only for 36 days in 1629 and the last king of the Sukhothai