They are called lobby groups, because they hang around in the lobbies of the government buildings.
lobbying
parliment
republic
decemvir
The body of ten Roman Lawmakers was known as a 'Decemviri' and comprised 5 Plebeians and 5 Patricians
"Logrolling" was a term coined to describe two lawmakers promoting each others bills.
The laws of the United Kingdom (which includes England), are passed by Parliament.
The law of a politically organized body is called a constitution.
An organized branch of Christianity is called denomination.
political action committees
Lobbyists, State Parliaments, Federal Parliament (Upper and Lower House), and The Governer General.
a community