In the latter capacity, she was her parliamentary group's shadow rapporteur on a 2020 reform of the Common Agricultural Policy (CAP).

[2] In addition to her committee assignments, Sander is a member of the parliament's delegation for relations with the EEA countries and Switzerland.

Her role as first quaestor made her part of the Parliament's leadership under Presidents David Sassoli (2019–2022)[6] and Roberta Metsola (since 2022).

[7] In this capacity, she was part of the committee that investigated the case of Monica Semedo, the first MEP to be suspended from her parliamentary activities over allegations of “psychological harassment”.

[8] In the Republicans’ 2016 presidential primaries, Sander endorsed Bruno Le Maire as the party's candidate for the office of President of France.