This varies from one staffer to another, so there is no way of telling how long unless you ask them.
An interviewer can work in the US embassy for many years. It will depend on the interviewer and how good they are at their job.
When you go for the US embassy interview you will be given an interview only after you have passed your interview.
No, if you fail the US embassy interview, they are not compelled in anyway to divulge the details to your lawyer.
Yes, as long as you are within the embassy's premises. For instance, if you are performing any illicit activities (such as bringing a gun to the embassy) you can and will be arrested.
An embassy is technically owned by the country. So a US embassy will be owned by the US and not India
The plural form of embassy is embassies.
Only the Consular section of the American Embassy can answer this question.
Eisenhower sent US Military advisers in '55; the US Embassy was evacuated in '75.
The US Embassy is in Akasaka, not Roppongi. Close, but not the same thing.
Department of Health and Human Services
The people go to the US embassy and fail as many times as the US embassy allows them.
Pretty much every country in the World has an embassy in Washington DC; similarly the US has an embassy in pretty much every country in the World.