Go to the nearest US mission abroad and ask them to assist you.
If you want to do that in the US, contact the State Department.
No!
Yes, an American citizen doesnt lose that citizenship when another citizenship is gained.
no you won't, you will have a dual citizenship which ok, but you can't swear to both countries
An American citizen can lose their citizenship by voluntarily renouncing it, committing treason, or serving in a foreign military.
Look - up U.S. Immigration & Citizenship Your Complete Guide
A citizen can lose their citizenship through actions such as renouncing it voluntarily, committing treason, or fraudulently obtaining citizenship.
He will become a dual citizen of the uK and the US.
An American can lose citizenship for varying reasons. Some of these reasons include being convicted for treason, voluntarily renouncing U.S. citizenship and obtaining naturalization in a foreign state.
An Indonesian citizen, he was Obama's stepfather for a few years. This had no affect on Obama's American citizenship, since you can't lose your citizenship as a child.
Never.
Not unless you renounce your Canadian citizenship voluntarily.
Typically the child will have dual citizenship until they reach the age of 18, at which point they have to determine which citizenship they were going to go with.