London
Rome was the first city to have one million inhabitants, and this occurred in 133 BC. The second city to reach the one million mark was Alexandria, Egypt in 30 BC.
1999
C.e 1650
1927
The United-States population reached 100 million in 1920, 200 million in 1967, and 300 million in 2006. It's projected to reach 400 million in 2038, 500 million in 2066, 600 million by 2100, and 1 billion by 2200.
400 million
By 2010, Jordan's population is expected to reach up to 7.1 million.
According to the Australian Bureau of statistics, Australia's population reached thirteen million in March 1971.
The population first reached 1 million in 1908.
Rome
1880
in 1934