Kidnapped by Robert Louis Stevenson:

Kidnapped
A thrilling tale of adventure, betrayal, and survival in 18th-century Scotland. When young David Balfour is betrayed by his own uncle and kidnapped, he must fight his way back home through treacherous seas, rugged highlands, and political intrigue. Robert Louis Stevenson’s classic is a fast-paced story of courage, friendship, and finding your place in the world.