The correct answer to this open question is the following.
Although there are no options attached we can say the following.
The Paris Commune was the first proletarian government in the world because it was the first type of government that truly represented the proletarian people, the poor people of France. It was established to improve the living conditions of the French workers.
The Paris Commune established a leftist type of government, based on revolutionary principles. This Paris Commune ruled the city of Paris for two months. It started on March 28 to May 28, 1871.
This moment in French history was part of the Franco-Prussian War, better known as the War of 1870, between the North German Confederation and the Second French Empire.