1665
Newton's Annus Mirabilis Begins
Sent home from Cambridge by the plague, a twenty-three-year-old Isaac Newton spent eighteen months at Woolsthorpe thinking.
Great Plague of London
The bubonic plague, which had smoldered in England for decades, erupted in St. Giles and swept London through a hot summer.
Philosophical Transactions Launched
The Royal Society's secretary Henry Oldenburg began publishing the Philosophical Transactions…
Second Anglo-Dutch War Begins
Commercial rivalry and English seizures of Dutch ships off West Africa triggered a second war between the two Protestant sea powers.
Want 1665 in context? Print the whole 17th century as a one-sheet timeline chart.
Frequently asked
What happened in the year 1665?
Saeculum lists 4 events from 1665. The most significant is Newton's Annus Mirabilis Begins: Sent home from Cambridge by the plague, a twenty-three-year-old Isaac Newton spent eighteen months at Woolsthorpe thinking.
What era was 1665 part of?
1665 falls within the Enlightenment (1651-1800). Reason, revolution, and the first global wars.
Which regions saw notable events in 1665?
The events from 1665 span Europe.