They must talk to the Congress before stepping down. Congress can then approve or disprove the request of the President.
Yes, Umaru Yar'Adua died while in office on 2010 May 5. He was replaced by Acting President Goodluck Jonathan.
Manuel Serifo Nhamadjo was acting President of Guinea Bissau in 2013. He was appointed by the military on 2012 May 11.
Isa Gambar was the Acting President of Azerbaijan before Abulfaz Aliyev (Elchibey).Isa Gambar was the Acting President of Azerbaijan in 1992 from May 19 to June 16 after the military overthrow of the 1st President of Azerbaijan, Ayaz Mutallibov.
Alexander Ankvab was the President of Abkhazia at the start of 2014. He resigned on June 1.Valeri Bganba is the acting President of Abkhazia.Ankvab was the 3rd President of Abkhazia serving from 2011 May 29 to 2014 June 1. He was first made acting President when the previous President Sergei Bagapsh died from surgery complications.Bganba is the current Speaker of the House and became the acting President of Abkhazia on 2014 June 1 after President Alexander Ankvab resigned. Vladimir Delba is the Acting Prime Minister. Elections are expected in late August.
Umaru Yar'Adua was the president of Nigeria from 2007 May 29 to 2010 May 5. He was succeeded by Goodluck Jonathan who became acting president on 2010 February 9, and was made official president after Yar'Adua's death.
Cabinet members are appointed by the President. They are subject to the confirmation of the Senate; and as their terms are not fixed, they may be replaced at any time by the President.
Carmen Pereira (1937-)Acting president of Guinea Bissau from 14 May 1984 to 16 May 1984, in the capacity of chairman of the National People's Assembly.
There was no actual president of India in July 1969. The president had died in May and a new one was elected in August. In the interim period there were two Acting Presidents. Varahagiri Venkata Giri had been vice-President and was Acting President until the 20th of July. Mohammad Hidayatullah then took over during the election campaign. Varahagiri Venkata Giri was elected President and took office in August 1969.
The Twenty‐fifth Amendment establishes procedures by which the vice president becomes "Acting President" in the event of disability and the president may resume the powers of the office on the termination of the disability: by the president's written declaration or the vice president's together with a majority of top executive officials.
Dr. Rajendra Prasad (1884-1963)Term of Office: 26 January 1950 TO 13 May 1962
Treaties require consent by two-thirds of the Senate, sole executive agreements may be executed by the President acting alone.
Only one, and he isn't acting like it, the current Vice-president, Joe Biden.