The expansion plans of the soviets led initially to which policy of the early cold war?
nato
containment
berlin blockade
marshall plan

NATO was formed in 1949 and one of it's main goals was the potential danger from the countries from behind the "steel curtain". The communist countries formed an opposite pact called Warsaw Pact in 1955 and those steps lead the two opposite blocs to the Cold War, which formally lasted until perestroika in Russia in the end of the 1980's.. 

Assemblies do not have written codes of laws. laws are matters for magistrates and courts, not assemblies. codes of law are things such as civil law, criminal law, and constitutional law. what assemblies have are procedures regarding debating, voting and other business they might carry out.  also note that rome had three assemblies: the assembly of the soldiers, the assembly of the tribes, and the plebeian councils.