Answer: bomb, cannon, bulldozer, and breaking a dam releasing a tsunami...
Explanation: the bomb: blowup the castle, the cannon: slowly destroy it with a hurdling pieces of concrete, the bulldozer: knocking it down, and the tsunami: floods the entire castle and breaking down most of it.
The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763. The war provided Great Britain enormous territorial gains in North America, but disputes over subsequent frontier policy and paying the wars expenses led to colonial discontent, and ultimately to the American Revolution.
Annihilation in death camps (concentration camps)