1721
Treaty of Nystad
After twenty-one years, the Great Northern War ended with Sweden ceding Estonia, Livonia, Ingria, and Karelia to Russia.
Boston Smallpox Inoculation
Cotton Mather, having heard of inoculation from an enslaved African named Onesimus, persuaded Dr. Zabdiel Boylston to try it during Boston's epidemic.
Peter the Great Proclaimed Emperor
After twenty-one years of war, the Russian Senate bestowed upon Peter the titles Emperor and 'the Great.'
Robert Walpole Becomes First Prime Minister
The Norfolk squire, resurrected from political ruin by the South Sea crash he alone had seemed to see coming, took the Treasury and did not let it go…
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Frequently asked
What happened in the year 1721?
Saeculum lists 4 events from 1721. The most significant is Treaty of Nystad: After twenty-one years, the Great Northern War ended with Sweden ceding Estonia, Livonia, Ingria, and Karelia to Russia.
What era was 1721 part of?
1721 falls within the Enlightenment (1651-1800). Reason, revolution, and the first global wars.
Which regions saw notable events in 1721?
The events from 1721 span Europe and North America.