1592
Mar 12
| 1592 • The largest correspondence between calendar dates and significant digits of pi since the introduction of the Julian calendar. |
1686
Jun 27
Age: 94y
birth of childHans Wenger Guggisburg, Bern, Switzerland ⇓ 1 Source ⇓ |
| 1686 • Russia, Saxony, Brandenburg and Bavaria join the Holy League against the Ottoman Turkish Empire. Imperial forces under Austrian leadership invade Ottoman-occupied Hungary and advance on Budapest. |