○○○ deployment ⪢⪢
The U.S. calls Russian troop deployment in two separatist areas of Ukraine "the beginning of an invasion". Russia said Monday that it recognized the two as independent states.
http://qindex.info/i.php?x=20130

○○○ 1991 ⪢⪢
It became independent in 1991 when the former Soviet Union dissolved. ￫ dissolve
http://qindex.info/i.php?x=20168

• 1646 - 1716 Gottfried Wilhelm Leibniz
Leibniz did similar work just a few years later, independently of Newton, and it is actually his notation that we still use today.
http://qindex.info/i.php?x=5027

• Independent and Dependent Clauses
#listening
http://qindex.info/i.php?x=23745

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