It kills them
birth defects
changes in genes
They all died.
Radiation Poisoning
The atomic bomb had no effects on WW1 at it did not exist.
See website: Atomic bombings of Hiroshima and Nagasaki. people living there died.
The atomic bomb has never been used in Mexico, but it has been used in Japan during World War II. The atomic bomb caused many devastating effects, such as deformities in people and crushing buildings.
A lot of people died due to contact to the temperature of the explosion. Some of the people who lived after the explosion died due to radiation poisoning. The amount of deaths due to the atomic bomb was around 360,000 when we dropped the atomic bombs on Hiroshima and Nagasaki. To sum it up, the effects were devestating.
Radiation sickness makes people to lose the hair and could cancer.
It killed 90,000-166,000 people in Hiroshima and 60,000-80,000 in Nagasaki.
See: Atomic bombings of Hiroshima and Nagasaki
It ended WWII.