Mahmud. President Ahtisaari was the witness of the peace treaty. Under the terms of the agreement, both sides agreed to cease all hostilities immediately. GAM also agreed to disarm, while the Government pledged to withdraw all non-local military and police by the end of 2005. An Aceh Monitoring Mission was set up by the EU and ASEAN to oversee the process of disarmament and the reintegration into society of GAM members. A presidential decree granted amnesty to about five hundred former GAM members who were in exile in other countries, and unconditionally released about 1,400 members who had been jailed by the Government. The Government agreed to facilitate the establishment of Aceh-based political parties; this had been one of the most contentious issues in previous negotiations. A "truth and reconciliation commission" will be organised. On the question of the uneven distribution of income, it was settled that seventy percent of the income from local natural resources will stay within Aceh. On 27 December 2005, the leaders of the Free Aceh Movement announced that they had disbanded their military wing. The action, which took effect immediately, follows from earlier peace talks and the destruction of 840 weapons by international observers, Free Aceh movement commander Sofyan Daud told reporters, "The Aceh national army is now part of civil society, and will work to make the peace deal a success." As a sign of how the peace process was progressing the founder of Aceh's separatist rebel movement, Hasan di Tiro, returned to Indonesia on 11 October 2008 after nearly 30 years in exile. 2006 elections During the election of 11 December 2006, the Free Aceh Movement temporarily split into two factions each supporting its own candidate for governorship. One side supported Zaini Abdullah's brother, and the other side supported Irwandi Yusuf, a former GAM negotiator. Irwandi Yusuf got more support from the grass root level and won the election. The losing faction proceeded to bide its time, aiming to make a comeback in the next gubernatorial election in Aceh due at the end of Irwandi's five-year term in 2011. In the event, the gubernatorial election due to be held at the end of 2011 was delayed by procedural squabbling as different factions scrambled for advantage. The elections took place in April 2012. 2012 elections The 2012 election, held on 9 April, was largely a continuation of post-agreement rivalries between former GAM leaders, with