claim: "senator obama has the most liberal voting record in the united states senate."
author: john mccain
evidence_1: upon his election, he became the fifth african-american senator in u.s. history,  the third to have been popularly elected. as a senator, he served on a variety of  committees and chaired the united states senate foreign relations  subcommittee on european affairs. his bill sponsorship and voting records  indicates that he ...
evidence_2: jan 31, 2008 ... the study also shows both senators have moved to the left compared to previous  years. in 2005 - obama's first year in the senate - he was ranked the 16th most  liberal, and he came in at number 10 in 2006. hillary clinton has long held a  moderate voting record: she debuted on the list at number 25 in ...
evidence_3: nov 25, 2013 ... in 2007, as he spent more and more time running for president, he scored 95.5 --  making him the single most liberal-voting senator that year. republicans made ...  making calculations about obama as president is tough since, unlike his time in  the senate, he doesn't have any sort of voting record. but, the ...
evidence_4: sep 18, 2008 ... facts: the national journal magazine, in its annual vote rating, said obama  moved left last year to the "most liberal senator" rating "after ranking as the 16th  and 10th most-liberal during his ... other senators - such as hillary clinton, john  kerry, ted kennedy and others - have higher lifetime ada ratings.
evidence_5: jan 17, 2007 ... with only a slim, two-year record in the u.s. senate, obama doesn't have many  controversial congressional votes which political opponents can frame into attack  ads. but his ... obama was known in the illinois capitol as a consistently liberal  senator who reflected the views of voters in his chicago district.