What pact had the seaman made with Jim in treasure island by RL Stevenson?

In "Treasure Island" by Robert Louis Stevenson, the seaman, Long John Silver, made a pact with Jim Hawkins to protect him in exchange for Jim's loyalty and assistance in reclaiming the treasure. Silver, a cunning and charismatic pirate, saw potential in Jim and sought to manipulate him for his own gain. This relationship is complex, as it intertwines themes of trust, betrayal, and moral ambiguity throughout the story.