Complex sentence: The issue was finally settled by the 1750 Treaty of Madrid in which Britain agreed to renounce its claim to the asiento in exchange for a payment of £100,000 and allowed British trade with Spanish America under favourable conditions.
Split into simpler sentences: The issue was finally settled by the 1750 Treaty of Madrid in which Britain agreed to renounce its claim to the asiento in exchange for a payment of £100,000. It allowed British trade with Spanish America under favourable conditions.