sentences:  According to the 1995 Law on defence, the council is chaired by the President of Turkmenistan, who can define the powers and actions of the Security Council.The Security Council was first mentioned in the 2003 Constitution of Turkmenistan, with it noting that in the president's role as supreme commander-in-chief, he/she can convene sessions of the council, as well dismiss and promote members of the council.It was originally led by President Saparmurat Niyazov until his death in 2006.