Members of the Oxford Union are voting in a no-confidence motion in its incoming president, after he was accused of celebrating the fatal shooting of Charlie Kirk.
Voting is under way in person at the debating society, as well as by proxy, with the deadline of 10pm on Saturday.
George Abaraonye wrote on social media that he had submitted a motion of no confidence in himself in an attempt to reclaim "true accountability and (reaffirm) that the Oxford Union must remain a place where students can make mistakes, apologise sincerely, and learn from them".
In another post, Mr Abaraonye told members on Saturday: "Today is your opportunity to affirm Free Speech, to stand against the racism of the Far Right, and to stand up for the principles the Union has championed for 200 years.
"Two centuri