After leaving Parti Pejuang Tanahair and Gerakan Tanah Air that he formed, Dr Mahathir has since joined forces with PN with Hadi describing him as finally returning “to the fold of his struggles”.

Source: https://www.theborneopost.com/2023/09/03/mbs-from-perikatan-led-states-meet-hadi-dr-mahathir-for-advice-on-administration/

Dr Mahathir has repeatedly said he will only declare his wealth in court.

Source: https://www.theborneopost.com/2023/05/13/anwar-says-his-rm11-mln-assets-not-a-secret-still-waiting-for-dr-mahathir-to-declare-wealth/

Dr Mahathir was later sacked from Bersatu and set up Pejuang in Aug 2020, which he left in February 2023.

Source: https://www.channelnewsasia.com/asia/malaysia-pejuang-mukhriz-mahathir-perikatan-nasional-hamzah-zainudin-reject-application-3362776?cid=cna_flip_070214