Ahn was appointed deputy floor leader of the New Politics Alliance for Democracy, the Minjoo Party's predecessor, on 12 October 2014,[1] and remained in that position for seven months.

[2] He was praised by his Saenuri Party counterpart, Cho Hae-jin, who described him as having an "honest and upright" character and "always thinking of his country first".

In 2011 he stated that draft-dodging had doubled under the Lee Myung-bak administration,[5] and at the end of 2015 he attacked Park Geun-hye's government for signing an intelligence cooperation agreement with Japan and the United States, stating that "it is against all reason to give [Korea's] advanced information" to Japan given its colonial history in the peninsula and continuing territorial claims over the Liancourt Rocks.

[6] In June 2015, he introduced a bill to honor the veterans of the Second Battle of Yeonpyeong, an armed confrontation with North Korea that had taken place in 2002.

[7] Born in Gochang County in North Jeolla, Ahn attended high school in Gwangju, and studied Eastern philosophy at Sungkyunkwan University as an undergraduate before earning a master's degree at the university's Department of Commerce and Trade.