

In 1985, Sri Sultan HB IX approved the plan of changing some part of the fort as far as the needs. Nugroho Noto Susanto in 1984 that this fort will be functioned as a museum. this event was strengthen by the next Ministry of Education and Culture, Prof. in November 9th 1980, there was an agreement about the usage of this ex-fort that signed by Sri Sultan Hamengku Buwono IX and the Ministry of Education and Culture DR.

In 1765-1788, formally the status of the land still belonged to the palace, but the mastery of the fort and the land was held by the Netherlands under the supervision of Governor WH Ossenberg.In 1760-1765, at the beginning of the construction status of the land belonged to the palace, but its use under the supervision of Nicolaas Harting as the Director of the Java North Coast.Historically, since the beginning of the construction until today, through several changes of ownership status and function of the fort as follows :

It is a form of symbolic manifestation of peace between the Netherlands and the Sultan. Then, immediately afterwards held Rustenburg rebuilding which was then renamed into "Vredeburg" that means fortr of peace. In 1867, there was a great earthquake in Yogyakarta and resulted in many buildings collapsed, including Rustenburg. Once construction was completed, the fort was named "Rustenburg" which means fortress for resting. Then in 1767, the construction of the fortress started under the supervision of a Dutch architect named Ir. In the next period, the Dutch governor named WH Van Ossenberg proposed that the fortress was built more permanent for the purpose to make it secure. By Sri Sultan HB IV, the four corners were named Jaya Wisesa (northwest corner), Jaya Purusa (northeast corner), Jaya Prakosaningprang (southwest corner), and Jaya Prayitna (southeast corner).

The building was built with a square shape in the four corners was built Séléka or bastion. The c onstruction of the fort was very simple form such as its wall that just was made from soil supported by poles made of coconut wood and palm trees, with a thatch roof. However, the real intention of the existence of this fort is to facilitate the supervision of the Dutch against all activities conducted by the Yogyakarta palace. The first goal of the fort development is to keep the security of the palace. Vredeburg fort was built in 1760 on the order of the Sri Sultan Hamengku Buwono I and the request of the Dutch government which was then led by Nicholaas Harting who served as a governor of the Director of the Java North Coast.
