It included Madura and neighbouring islands that now form part of the current province of East Java.

During the Indonesian National Revolution, the Dutch came back and tried to weaken Indonesia raya's position politically and militarily.

The Dutch launched an attack on Madura Island in July 1946 but failed due to fierce resistance from the Indonesian army.

Without much resistance and nearing hunger, the Dutch successfully occupied the region, claiming it was to alleviate the population from the dangers of famine.

[10] This organisation was based in Pamekasan, but had branches in a number of areas, such as Surakarta, Madiun, Nganjuk, Kediri, Blitar, Turen, Jombang, Babat, and Tuban.

This movement aims to mobilise the Madurese people to fight for the island of Madura to remain within the Republic of Indonesia.

Seeing the reaction of the demonstrators and that the protestors could no longer be contained, the session finally unanimously took the decision to approve the demands of the people to dissolve the council.

Furthermore, demonstrations that were carried out many times on a large scale were finally able to force the Wali Negara Madura to leave office.

[8][6] Due to the pressure of the pro-Republican movement, the Madurese State was dissolved and eventually joined the Republic of Indonesia.

[8] Immense pressure from pro-Republican forces led the karesidenan and traces of the former state to be disbanded and merged into the Republic of Indonesia on 9 March 1950.