The mining industry contributed to the development of railroads because the mining industry required transport routes to transport the goods that they mined to factories to be processed and urban centers to be finished and sold. Also they helped to contribute to the development of railroads by providing the metals and other inputs necessary to build the railroads themselves.
Unlike revolutions in other Latin American countries, Haiti’s fight for freedom was "carried out by slaves," since this Revolution began (and ended, in many ways) with a slave revolt.
Sure, violent games can influence some kids, but taking away things that a child likes is like taking away their identity and what they like to do. Some might say, "Oh, they can find others," but it can't be assumed that whoever plays a violent game is going to become a killer. And why should the law ban enjoyment?
The main goal of imperialists in Africa was to control more territory without going to war