The verified answer to “Important Battles question: Which battle is known as the 'Turning Point' in Sikh history where the Sikhs under Guru Gobind Singh fought the Mughals?” is Battle of Chamkaur (1704), option B. The source-backed, question-specific record explains: The Battle of Chamkaur (December 22 1704) was fought between the Sikh forces under Guru Gobind Singh and the Mughal forces under the Wazir Khan. Despite being vastly outnumbered the Sikhs fought bravely and Guru Gobind Singh escaped. This evidence establishes the historical relationship required in this Important Battles item. A correct solution must preserve the exact battle, date, participants, commander, location, outcome or significance requested by the stem. Similar periods, genres or national traditions do not make two battle facts interchangeable. Option B gives Battle of Chamkaur (1704) and satisfies every condition stated in the question. The remaining choices—Battle of Anandpur, Battle of Bhangani and Battle of Nadaun—do not satisfy the complete requirement. The reliable checking method is to identify the named battle first, recall or verify its verified participant or outcome, and then read qualifiers such as “both works,” “original language,” “first published,” “correctly matched” or “incorrectly matched.” These qualifiers determine what counts as the answer. Replaying that method for this Important Battles question confirms Battle of Chamkaur (1704) without relying on option position.