Yes it is, a conrtract of a legal marriage is valid anywhere in the world.
Malta
If it was legally obtained, yes.
It is not good in the UK. The license should be issued by the county were the ceremony is. However, a marriage performed in Ghana would be considered legal in the UK.
Shetland is part of the UK so the UK, Australia and commonwealth members.
Yes. Marriages legally performed in the United Kingdom are valid in the United States, regardless of the citizenship of the spouses. If you need to submit a UK marriage certificate to the US government for any reason, it must bear an apostille.
No. Cuba is not a Commonwealth country. Its former colonizers were Spain and the USA, not the UK. As a nominally communist country, Cuba would not be eligible for membership in the Commonwealth of Nations and probably has not interest in membership in any case.
For travelling on buses, no it isn't. It is a different country. Dublin is not in the UK.
The Inquisitorial system is primarily used in countries with civil law legal systems, such as France, Italy, and Germany. It is characterized by judges taking an active role in investigating and determining the facts of a case.
Yes, it is legal. It is a British overseas territory. Though self governing, defence and certain other administrative matters are the responsibility of the UK government.
The UK has been part of the Commonwealth Games since 1930.
No, a UK visa is only valid for the UK. You need a "Schengen visa" for Switzerland.
England is a country in the UK on the continent of Europe. Canada is a country on the continent of North America.