Elected to parliament by the Erdogan-allied MHP a decade ago, Ogan left his party because he disagreed with its support for the executive presidency system in particular and its alliance with the AKP in general.

Source: https://www.al-monitor.com/originals/2023/05/turkeys-nationalist-candidate-basks-glory-ahead-erdogan-kilicdaroglu-runoff

Far-right, third-place candidate Sinan Ogan, who received more than 5% of the vote, endorsed Erdogan earlier this week.

Source: https://www.al-monitor.com/originals/2023/05/erdogan-vs-kilicdaroglu-what-expect-turkeys-first-ever-election-runoff

Ogan listed the conditions to earn his endorsement while speaking to Turkish media last week.

Source: https://www.chroniclejournal.com/news/world/erdogan-wins-endorsement-for-turkish-election-runoff-from-third-place-candidate-ogan/article_65e0f494-27f3-543c-a9aa-254e3b94812d.html

Ogan was expelled from an ultranationalist party that has since joined forces with Erdogan.

Source: https://azeritimes.com/2023/07/13/turkeys-election-likely-heading-to-run-off-erdogan-has-the-edge/

Preliminary results showed that Erdogan won 49.5% of the while Kilicdaroglu grabbed 44.9%, and the third candidate, Sinan Ogan, received 5.2%, according to Ahmet Yener, the head of Supreme Electoral Board.

Source: https://krdo.com/news/ap-national-news/2023/05/15/as-erdogans-votes-dip-turkey-appears-headed-to-a-runoff-presidential-race/

Right-wing Ancestral Alliance candidate Sinan Ogan Sinan Ogan, who emerged with 5.17% of the votes in the first round, on Monday said that he was endorsing Erdogan in the runoff and urged his voters to support him.

Source: https://krdo.com/news/national-world/cnn-world/2023/05/27/turkey-is-heading-for-a-run-off-presidential-vote-heres-all-you-need-to-know/

Right-wing Ancestral Alliance candidate Sinan Ogan Sinan Ogan, who emerged with 5.17% of the votes in the first round, on Monday said that he was endorsing Erdogan in the runoff and urged his voters to support him.

Source: https://krdo.com/news/national-world/cnn-world/2023/05/27/turkey-is-heading-for-a-run-off-presidential-vote-heres-all-you-need-to-know/

Sinan Ogan of the ATA (Ancestral) Alliance got 5.17%, while Muharrem Ince, who withdrew from the presidential race late last week after ballots had already been printed, got 0.44%, Yener added.

Source: https://en.mehrnews.com/news/200786/Turkey-to-hold-presidential-runoff-on-May-28

This week, Erdogan received the endorsement of the nationalist third-place candidate, Sinan Ogan, who garnered 5.2% of the vote.

Source: https://abcnews.go.com/International/wireStory/turkish-voters-weigh-final-decision-president-visions-future-99593324