the year that united states government stop recognizing the treaties created since the american revolution is 1871
Answer:
Lausanne
Explanation:
(From Wikipedia article) The conference began on 18 January 1919. With respect to its end date, Professor Michael Neiberg has noted "Although the senior statesmen stopped working personally on the conference in June 1919, the formal peace process did not really end until July 1923, when the Treaty of Lausanne was signed".
Answer:
SExagesimal
Explanation:
Sexagesimal (also known as base 60 or sexagenary) is a numeral system with sixty as its base. It originated with the ancient Sumerians in the 3rd millennium BC, was passed down to the ancient Babylonians, and is still used—in a modified form—for measuring time, angles, and geographic coordinates.
If possible I'd say all of them except the fourth one down (parts of ecosystems are independant) but if not I'd say the most valid one is the second one down (healthy ecosystems help animals)