The Sacking of Lawrence<span> occurred on May 21, 1856, when pro-</span>slavery<span> activists attacked and ransacked the town of</span>Lawrence, Kansas<span>, which had been founded by anti-slavery settlers to help ensure that Kansas would become a "free state". The incident made worse the </span>guerrilla war<span> in </span>Kansas Territory<span> that became known as </span>Bleeding Kansas<span>.</span>
With excitement and amazement, lighter than air flight had been around for more than one hundred years.
The correct answer is B.
The Neolithic Revolution was characterized by the radical transformation of the human way of life, as societies stopped to be nomadic and started to be sedentary, and there was a transition from a hunter-gathered economy to an economy based on agriculture and raising livestock. Birth rates rose spectacularly and this brought an important population growth.