Rubuta ci gaba don wannan sakin layi - An kaddamar da yakin neman zaben shugaban kasa na 2008 na John McCain, tsohon babban Sanata na Amurka daga Arizona, tare da sanarwar da ba a san shi ba a ranar 28 ga Fabrairu, 2007, yayin wani raye-raye na "Late Show tare da David Letterman", kuma an kaddamar da shi a wani taron a ranar 25 ga Afrilu, 2007. Shirinsa na biyu na Shugabancin Amurka, ya riga ya yi takarar takarar jam'iyyarsa a zaben fidda gwani na 2000 kuma an yi la'akari da shi a matsayin abokin takara na dan takarar jam'iyyarsa, sannan Gwamna George W. Bush na Texas. Bayan ya lashe mafi yawan wakilai a zaben fidda gwani na Jam'iyyar Republican na 2008, a ranar 29 ga Agusta, wanda ya kai ga taron, McCain ya zabi Gwamna Sarah Palin na Alaska a matsayin mataimakinsa na mataimakin shugaban kasa. Bayan kwana biyar, a taron jam'iyyar Republican na shekara ta 2008
, An zabi McCain a matsayin dan takarar shugaban kasa na Jam'iyyar Republican a zaben shugaban kasa na 2008.