Is the principle of republic in the official name of the country a subject to change?

Martyr Mostafa Khomeini was great hope of revolutionaries

President Hassan Rouhani made remarks at an international summit being held in the Iranian capital to mark the 40th passing away anniversary of Martyr Mostafa Khomeini.

Islamic governance is constitutional, abides by rule of divine law, Imam Khomeini stessed

Imam Khomeini, the late founder of the revolution through his theological works highlighted the fact that the Islamic government is neither tyrannical nor absolute, but constitutional.

Imam Khomeini promoted unity among followers of all divine religions, oppressed nations

Imam Khomeini, the late founder of the Islamic Revolution had undertaken serious efforts to create unity and harmony among followers of all divine regions.

Imam Khomeini sought Non-Aligned Movement to play decisive role

NAM

Iraq won't tolerate creation of ‘second Israel’

Iraqi Vice President Nouri al-Maliki has denounced a planned Kurdish independence referendum in northern Iraq.

Imam Khomeini established a modern Islamic government.

President Hassan Rouhani once at mausoleum of the late Imam Khomeini said that the late founder of the Islamic Revolution established a modern Islamic government.

under Iranian constitution, how a president-elect is endorsed by the leader ?