With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: John McCain did not choose Sarah Palin as his running partner.
text_B: The United States presidential election of 2008 was the 56th quadrennial presidential election .. presidential election. United States presidential election. It was held on Tuesday , November 4 , 2008 .. Democratic Party nominees Barack Obama , a U.S. Senator from Illinois , and his running mate Joe Biden , a long-time U.S. Senator from Delaware , defeated Republican Party nominees John McCain , a long-time and current U.S. Senator from Arizona , and his running mate Sarah Palin , a Governor of Alaska .. Barack Obama. Barack Obama. Illinois. Illinois. Joe Biden. Joe Biden. John McCain. John McCain. Arizona. Arizona. Sarah Palin. Sarah Palin. Democratic Party. Democratic Party ( United States ). U.S. Senator from Illinois. List of United States Senators from Illinois. U.S. Senator from Delaware. List of United States Senators from Delaware. Republican Party. Republican Party of the United States. U.S. Senator from Arizona. List of United States Senators from Arizona. Governor of Alaska. List of Governors of Alaska. Democratic. Democratic Party ( United States ). Obama became the first African American ever to be elected president of the United States , and Joe Biden became the first Roman Catholic ever elected vice president .. Joe Biden. Joe Biden. president. President of the United States. African American. African American. The incumbent president , George W. Bush , of the Republican Party , was ineligible to be elected to a third term due to term limits in the Twenty-second Amendment to the United States Constitution .. George W. Bush. George W. Bush. Republican Party. Republican Party of the United States. president. President of the United States. Twenty-second Amendment to the United States Constitution. Twenty-second Amendment to the United States Constitution. McCain secured the Republican nomination by March 2008 , but the Democratic nomination was marked by a sharp contest between Obama and initial front-runner Senator Hillary Clinton , with Obama not securing the nomination until early June .. Hillary Clinton. Hillary Clinton. Democratic. Democratic Party ( United States ). Early campaigning had focused heavily on the Iraq War and the unpopularity of outgoing Republican President George W. Bush , but all candidates focused on domestic concerns as well , which grew more prominent as the economy experienced the onset of the Great Recession and a major financial crisis that peaked in September 2008 .. George W. Bush. George W. Bush. Iraq War. Iraq War. Great Recession. Great Recession. major financial crisis that peaked in September 2008. Financial crisis of 2007–08. Obama would go on to win a decisive victory over McCain , winning both the popular vote and the electoral college , with 365 electoral votes to McCain 's 173 ; he received the largest percentage of the popular vote for a Democrat since Lyndon B. Johnson in 1964 .. electoral votes. electoral votes. popular vote. List of United States presidential elections by popular vote margin#Table of election results. electoral college. Electoral College ( United States ). Lyndon B. Johnson. Lyndon B. Johnson. United States presidential election, 1964. Obama 's total vote amount of 69.5 million votes is the highest number ever won by a presidential candidate .. Obama 's successes in obtaining a major party 's nomination and winning the general election were both firsts for the African American community .. African American. African American. Although Hillary Clinton did not win the Democratic nomination , she was the first woman to win a major American party 's presidential primary for the purposes of delegate selection when she won the primary in New Hampshire on January 8 .. Hillary Clinton. Hillary Clinton. Democratic. Democratic Party ( United States ). She later went on to win the Democratic nomination but lose the general election to Donald Trump in 2016 .. Donald Trump. Donald Trump. United States presidential election, 2016. Democratic. Democratic Party ( United States ). She also was the first woman to be an American presidential candidate in every primary and caucus in every state .. Similarly , Sarah Palin became the first woman to appear on a Republican presidential ticket , and the second woman overall to appear on a major party 's presidential ticket -LRB- after Geraldine Ferraro in 1984 -RRB- .. Sarah Palin. Sarah Palin. Geraldine Ferraro. Geraldine Ferraro. United States presidential election, 1984. This was also the first election in which neither candidate was born in the contiguous United States .. contiguous United States. contiguous United States. Obama was born in Hawaii and McCain was born at Coco Solo Naval Air Station in the Panama Canal Zone .. Coco Solo Naval Air Station. Coco Solo. Panama Canal Zone. Panama Canal Zone. This election also made McCain currently the only Senator who previously served as a presidential nominee and still remains incumbent , after John Kerry 's resignation from the U.S. Senate in 2013 .. John Kerry. John Kerry. As of 2017 , this is the last time Nebraska -LRB- 2nd congressional district only -RRB- , Indiana , and North Carolina voted for the Democratic candidate .. Nebraska. Nebraska. Indiana. Indiana. North Carolina. North Carolina. Democratic. Democratic Party ( United States ). This election also became the first time that Missouri backed the losing candidate since 1956 , with both Kentucky & Tennessee failing to do the same since 1960 .. Likewise , this would also be the first time both Arkansas & Louisiana did not vote for the winning candidate since 1968 , while being among the most recent states which voted third party that same year as well .
related.