The triple entente is a 20th century agreement between the countries of Great Britain, France, and Russia. In this agreement, the three countries agreed not to attack each other during WW1.
Well, the term "largest" is awfully subjective, as is the term "event". I mean, on that scale, would you describe World War II or the Cold War as being a single "event"? Furthermore, the 20th century was perhaps the most diverse, eventful century in all of history. At the start of the 20th century, airplanes were a dream and by the end of it the Internet had become commonplace. Choosing a single "largest" event in all that time could only be a matter of opinion.
I suppose it depends on what period you are looking at. In the short term, the answer is "not very". However, of their six demands, five were implemented by the early 20th century and remain so to this day. The exception is, of course, annual general elections, which is unworkable in reality.
The term scientific revolution is from the sixteen hundreds in the seventeenth century. It was considered by many as the start of the age of modern science.
The Ancien Régime ( Old Regime) refers primarily to the aristocratic, social and political system established in France from (roughly) the 15th century to the 18th century under the late Valois and Bourbon dynasties.
It's an term which applies to the work of late 19th- and 20th-century philosophers.
I believe the term is "conscription", similar to what we'd call being "drafted" in the 20th century.
Jazz as a musical art form originated at the beginning of the 20th century in African American communities in the Southern United States , merging African and European musical traditions. The word jazz began as a West Coast slang term of uncertain derivation around 1912, the meaning of which varied but which did not refer to music or sex. It was first used to refer to music in Chicago in about 1915. Jazz was played in New Orleans prior to that time but was not called jazz.
absolute monarchy
It is a slang shortening of the word 'dividend' or 'divide'. Recorded in the early 20th Century
The term Money Illusion was coined by John Maynard Keynes sometime inthe early 20th century.
immunoglobulin
19th-early 20th century term. bill logger: one who tracks bills for a business. ,
"Marionettes" is the term given to puppets which are controlled by wires or strings. It is believed that they were used in the 20th century BC, and underwent a resurgence in the 1500s.
Classical realism is a combination of the 19th century's neoclassicism and realism, which was an artistic movement in the late 20th century focusing on skill and beauty.
Pablo Picasso, with his friend Georges Braque began working with collage at the same time and coined the term in the beginning of the 20th century.
Verismo (with the meaning reality) was a form of opera that reached its peak influence around the beginning of the 20th century.