Barack Obama 2012 presidential campaign the United States in October 2012 – three of them involving the major party presidential nominees (later determined to be Democratic President Barack Obama from Illinois and former Republican Governor Mitt Romney of Massachusetts), and one involving the vice-presidential nominees (Vice President Joe Biden from Delaware and Representative Paul Ryan of Wisconsin). Hurricane Sandy affected the presidential campaign as well as local and state campaigns in storm-damaged areas, as it hit the New England coast a week before the election. New Jersey Governor Chris Christie, one of Mitt Romney's leading supporters, praised President Barack Obama and his reaction to the
President of Nigeria became the newly elected civilian president. Obasanjo served two terms in office. In May 2007, Alhaji Umaru Yar'Adua was sworn in as President of the Federal Republic of Nigeria, the 13th head of state of Nigeria. Yar'Adua died on 5 May 2010 in the Presidential villa, in Abuja, Nigeria. On 6 May 2010, the Vice President Goodluck Jonathan was sworn in as President of the Federal Republic of Nigeria and the 14th head of state. On 29 May 2015, Muhammadu Buhari was sworn in as President of the Federal Republic of Nigeria and the 15th head of state after winning