It is an impossible question to answer in some words; read about Romanian history at the link below.
The discovery of gold.
most likely 911
it was gonna be destroyed
Christmas is the most important day in Romania.
The most important business is politics.
Many things happened in 1939 but the most important was the start of World War II
The most important country is Germany.
the abolition of slavery, 1865
he won gold in the 1936 Olympics
Christmas is probable the most important day for the religion in Romania; also is a traditional opportunity for great parties.
her life was awsome living the life tha she did
Impossible to say; it is your choice to select this event - see the link below. But: union with Romania - March 27, 1918 - after a long Russian occupation, June, 1941 - the war, August 27, 1991 - declaration of independence.