all three
All of them. what power exactly, there is so much power. and what government exactly i know of the roots of all Government, which begins with a nucleur family and to and extented level (Ruling body of a country). most of this families to not demonstret power but Love, well maybe behind the Curthen the strings are on the other side of the galaxy but back at home the great Politician is a slave to his 18 year old.
Depends how it defines it, there have been 34 federal government ministries since 1945.
China since 1949 has been a communist government and it tells its citizens what to do.
Governments began to exist since a long ago where laws were set to be followed by the people
Regional governments have grown since the 1950s because many governments have devolved their function to increase efficiency.
Please clarify your question. Do you mean colonial governments? Or changes of governments in England? England has had a Monarchichal / Parlimentary government for many centuries. There has been no change. They gave up many colonies and only have a few left.
Since governments are usually fairly good at using words they know the meaning of, they don't not understand any of it.
The Court has limited the power of the national government over the state governments.
It depends on which local government you are talking about. Some cities and counties have been around since long before the revolution. Some were created last year.
Confederation began on July 1, 1867, and is continuing to this day. Canada has experienced several governments since the beginning of Confederation.
Most of it is tradition, it has been there since the old days, the leaders of a state or country develop governments that, really, they THINK will work well, and in other states, develop governments the people desire. Depends.
Individual income tax is the federal governments biggest source of revenue. It has been the biggest source of revenue since 1950.