Role in regional politics

Since 1972 Weber has been member of the centre-left SPD. From 1998 to 2003 she was a member of the local council of Verbandsgemeinde Wirges. Since 2009 she has been serving on the city council of Wirges.^[2]

Member of the German Bundestag, 2013–2021

In the 2013 national elections, Weber stood as a candidate in the parliamentary constituency of Montabaur and at no. 9 at the Rhineland-Palatinate state list of SPD, led by Andrea Nahles. She was subsequently elected to the German Bundestag.

In her first term, Weber was a member the Defence Committee, the Committee on Economic Cooperation and Development and the Sub-Committee on Civilian Crisis Prevention and Integrated Conflict Management. In addition, she served as vice-chairwoman of the Parliamentary Friendship Group for the States of East Africa, which is in charge of maintaining inter-parliamentary relations with Ethiopia, Burundi, Djibouti, Eritrea, Kenya, Rwanda, Somalia, Sudan and Uganda;^[3] thus far, Weber has visited Kenya, Rwanda and Burundi.

A member of the Defence Committee, Weber served as the SPD parliamentary group’s rapporteur on the budget of the Federal Ministry of Defence as well as on relations to the Baltic states and Scandinavia. On the Committee on Economic Cooperation and Development, she was her parliamentary group’s rapporteur on arms exports as well as on Afghanistan, Pakistan, South Asia and East Africa. Within her parliamentary group, she served as deputy spokesperson on security policy and as member of the working group on demographic change.

In the negotiations to form a coalition government under the leadership of Chancellor Angela Merkel following the 2017 federal elections, Weber was part of the working group on foreign policy, led by Ursula von der Leyen, Gerd Müller and Sigmar Gabriel.

In February 2020, Weber announced that she would not stand in the 2021 federal elections but instead resign from active politics by the end of the parliamentary term.^[4]