Major Population changes By bellamych Jan 9, 1812 Lasting 2 years killed many over populated people, the war of 1812. Jan 9, 1868 Spanish-American War begins, killing a lot of the population. Jan 10, 1880 Big increase of population around the world by 30.2% Jan 9, 1911 London was shown to be a city that had more than triple of woman than men. Jan 31, 1950 A 12.7% population growth in Asia. Jan 9, 1960 2,972 million people in the population in the world. Jan 9, 1990 Statistics say that their are about 57 million deaths per year. Jan 9, 2000 22 births per 1000 populations. Jan 9, 2000 9 deaths per 1000 populations Jan 9, 2005 Columbus Ohio overal population 730,657.