Majority rule is decision rule that selects alternatives which have a majority that is more than half the votes.
The correct answer is: the architecture for centralization of the state economy within the government hierarchy.
Gosplan was the State Planning Committee in the Soviet Union which was an agency responsible for the central economic planning of the state economy. In other words, they created and administrated plans governing the economy.
Moreover, It was established in 1921 and lasted until the dissolution of the USSR in 1991.
The Louisiana Purchase was actually a pretty shady deal. Jefferson bought it from the french without the approval of the people. His goal was that he wanted to expand the territory of the U.S. Previously the american people wouldn't go past the mountain range for fear of foreign colonies and native Americans. This purchase also ended up opening a trade route from coast to coast. While technically Lewis and Clarke went farther than they were supposed to, there was no one that could really contest them.
When japan proceeded to invade manchuria, the treaty of versailles was created to mend torn international relations
The event happened almost the same time, around the year of 1919
hope this helps