Sikh Warriors (kids book) English

The image is the cover of a children's book titled "Sikh Warriors". Key information about Sikh warriors:
Nihang/Akali: Armed Sikh warrior order, known for bravery and military victories.
History: Originated from Fateh Singh or the "Akal Sena" started by Guru Hargobind.
Role: Formed guerrilla squads in the Sikh Empire's army.
Book Details: 56 pages, published in English, January 1, 2013.