[1] In October 2023, it was announced he would lead his party's list for the Chamber of Representatives (Belgium) in Brussels for the upcoming 2024 Belgian federal election.

[1] Between 2007 and 2011, Dalle was an adviser to Yves Leterme, Jo Vandeurzen and Stephen Vanackere during their time in the Belgian federal government.

[1] At the end of 2011, he became chief of cabinet of Servais Verherstraeten, state secretary in the Di Rupo Government.

In May 2022, he received the additional portfolio of poverty reduction, following the resignation of Wouter Beke as Flemish minister of welfare.

[4] In October 2023, it was announced he would lead his party's list for the Chamber of Representatives (Belgium) in Brussels in the upcoming 2024 Belgian federal election.