yes.
enough to kill everybody on earth several timesAt this time the US builds no nuclear bombs. A small number of existing bombs are refurbished as needed.
yes
None, the US currently only refurbishes existing bombs.
Sort of - The US has nuclear arms and Puerto Rico is a US territory.
Nuclear, plane, land, and sea bombs.
the US
At this time Russia.
The US dropped nuclear bombs on Hiroshima and Nagasaki in Japan.
Some bombs are nuclear. But most bombs are not nuclear.
between 10,000 and 50,000.
We have thousands of nuclear in stored stockpiles.
Hiroshima and Nagasaki