Yes, as a US citizen, you can work in the UK by obtaining the necessary visa or work permit.
Yes, a UK citizen can work in the US with the appropriate visa or work authorization.
Yes, a US citizen can work in the UK by obtaining the necessary visa or work permit.
Yes, a US citizen can legally work in the UK by obtaining the necessary visa or work permit.
She would need a UK work visa.
Yes, a US citizen can work remotely in the UK without needing a work visa as long as they are not physically present in the UK for more than 90 days in a 180-day period.
A US citizen would have to apply for a visa and become resident. Alternatively they could marry a UK citizen. In addition a British Company could invite the US citizen to work in the UK and apply for a work visa on their behalf. There are quite a few ways to do it legally.
Whether a US citizen can work in Japan is completely unrelated to that person's UK residency status. It is a matter for Japanese law and regulations.
Yes, as a US citizen, you can work in London. However, you may need to obtain the necessary work visa or permit to legally work in the UK.
US and UK allow Dual citizenship. A person can be a US citizen and a citizen of UK if he/she desires to. But if a person applies to get naturalized as a citizen of UK when he/she is already a US citizen, then it will lead to losing US citizenship.So a person can have US & UK citizenship as long he/she is not a naturalized citizen of UK.
Yes, US citizens can work in the UK, but they may need to obtain a visa or work permit depending on the type of work and length of stay.
A US trained doctor can work in the UK with the proper visa. There are many jobs available in both the US and in the UK for medical professionals.
In the way of actual paperwork, none apart from the marriage license. The UK citizen comes in on a visa waiver and you can get married in the US. For the US citizen to get to the UK, that is where the paperwork comes in. You both need to go to the UK embassy in the US and apply for a marriage visa for the US citizen to come into the UK. The US spouse will then be able to work straight away when you get to the UK also based on that visa.