The US was the first to start testing nuclear weapons
The first nuclear weapons were developed in the united States under the Manhattan Proyect which made the first nuclear bombs.
The United States of America was the country that developed the first nuclear weapons.
The first Islamic country to have nuclear weapons was Pakistan.
the first five countries that were involved in nuclear weapons are as follows;United StatesGermanyGreat BritainRussiaArgentina
1945
Chemical weapons were first used in war by Germany in WW1.Nuclear weapons were first used in war by the US in WW2.
Truman was the only president to authorize nuclear weapons usage. It ended WW2.
US 1945
US
USUSSREnglandFranceChina
because we were the first country to have them