Kasselakis expressed thanks to his supporters and dedicated his announcements to Chrysa, the mother of a 15-year-old who died in a car accident in Crete.
Kasselakis described SYRIZA as an "anti-democratic party" and said that he would leave the party if he was excluded from the congress.
Both of the warring camps within SYRIZA have claimed victory in this weekend’s delegate elections.
Recent polls show a growing discontent among Greece’s electorate, and shifting party preferences.
The nominations for approval at the SYRIZA party conference are: Apostolos Gletsou, Pavlos Polakis, Sokratis Famellou, and Nikos Faradouris.
In terms of voting intentions, New Democracy leads with 27.6%, followed by PASOK at 16.5%, with the main opposition party SYRIZA coming in third at 8.8%.
In an extrapolation of the valid responses, center-right ND is given 28.1%, while 18.2% of respondents picked PASOK
Center-right ND is preferred by 25% of respondents, without an extrapolation of the results, with now second-place PASOK pooling 15.3%
Ousted party leader, supporters aim to challenge obstacles to his candidacy
SYRIZA’s Political Secretariat defended its decision to bar Kasselakis from running in the upcoming intra-party elections as a “absolutely statutory and democratic decision was taken by a large majority”
Stefanos Kasselakis rejects SYRIZA’s ban on his candidacy, pointing instead to the upcoming party congress.
Former SYRIZA party president Stefanos Kasselakis remained defiant in face of the central committee’s decision to block his candidacy in the upcoming intraparty leadership elections.
The decision prevents Kasselakis from running for SYRIZA's leadership in the intraparty elections set for November.
Centrifugal forces within the leftist party are now fueled by a clash between what’s left of the “old guard” and a handful of candidates for its leadership, and so-called Kasselistas
In a late-night television interview, Kasselakis took aim at his party's central committee, asserting that he still technically remains the party leader.
Deposed SYRIZA leader and repeat candidate Stefanos Kasselakis releases wealth & means statement
On Tuesday, the group of 100 within SYRIZA called for the expulsion of former party president Kasselakis, who had threatened legal action.
Former Greek Prime Minister Alexis Tsipras will preside over a meeting of the Serbian parliament this Thursday and Friday as he continues his international tour.
The conservative ruling party's 13.1 %-point lead over socialist PASOK comes ahead of an internal election in the latter
After posting 'don’t fear the one who's contented, fear the son of the laundry woman', MP Elena Akrita offered to resign from leftist party's Parliamentary group; offer declined