Sevim Dağdelen is a German politician and a member of the Bundestag. She was elected for Left Party and switched in October 2023 to Bündnis Sahra Wagenknecht.

The Sahra Wagenknecht Alliance – Reason and Justice or Alliance Sahra Wagenknecht – Reason and Justice is a German political party founded on 8 January 2024. The party was preceded by the establishment of a registered association, created on 26 September 2023 and primarily made up of former members of the German political party The Left, for the purposes of preparing the founding of the new political party. Plans for the new party were presented at a federal press conference on 23 October 2023 by Bundestag members Sahra Wagenknecht, Amira Mohamed Ali, and Christian Leye, former managing director of The Left in North Rhine-Westphalia Lukas Schön, and entrepreneur Ralph Suikat.