In that capacity, Hasselfeldt was also a member of the parliament's Council of Elders, which – among other duties – determines daily legislative agenda items and assigning committee chairpersons based on party representation.

[citation needed] In the negotiations to form a coalition government following the 2013 federal elections, Hasselfeldt was part of the 15-member leadership circle chaired by Angela Merkel, Horst Seehofer and Sigmar Gabriel.

[13] In 2019, she was appointed by Federal Minister for Economic Cooperation and Development Gerd Müller as co-chair (alongside Bärbel Dieckmann) of a commission in charge of drafting recommendations on how to address the causes of displacement and migration.

[14] When members of the Merkel's Christian Democrats in 2012 called on parliament to grant gay couples the same tax benefits as married heterosexuals, Hasselfeldt successfully railed against the idea.

[17] In a 2012 letter to Amazon.com CEO Jeff Bezos, Hasselfeldt asked the online retailer to suspend sales of a children's puzzle bearing the image of the crematorium at the Dachau concentration camp, calling the product 'a slap in the face' for Holocaust victims.

[21] In 2013, she said Germany was watching France "with a degree of concern" and criticized French President François Hollande for not implementing spending cuts and structural reforms with "sufficient vigor.

"[22] In a reaction to the European Commission's decision to give France two extra years to cut its deficit in early 2015, Hasselfeldt wrote to the body's president Jean-Claude Juncker in a letter to say that the timing of the decision – coinciding with the euro zone vehemently urging Greece to stick to rules set by the Eurogroup despite significant domestic resistance – "should not create the dangerous impression that we want to apply double standards," and that the same rules needed to apply to all countries whatever their size.