The museum was constructed at a cost of NPR 65 million and has a floor area of 6274 square feet.

[2][3] The museum houses artefacts and weapons used during the Battle of Sindhuli (1767), in which the British army was defeated by the Gurkha army.

[4][5] It also displays war scenes and documentaries.

The museum also houses Mithila art, historical documents and a library.

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