1846
Mexican-American War Declared
After a skirmish on the disputed Rio Grande that Polk called an unprovoked attack, Congress declared war.
Corn Laws Repealed
Prime Minister Peel, confronted with Irish famine, split his own Tory party to repeal the protective tariffs that kept cheap foreign grain out of Britain.
Neptune Discovered
After Le Verrier in Paris calculated where an unseen planet should be from Uranus's wobbles, a young German astronomer named Galle pointed a Berlin telescope…
Iowa Joins Union
Carved out of the Louisiana Purchase, Iowa entered the Union as the twenty-ninth state and as a free state to balance slave-state Florida.
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Frequently asked
What happened in the year 1846?
Saeculum lists 4 events from 1846. The most significant is Mexican-American War Declared: After a skirmish on the disputed Rio Grande that Polk called an unprovoked attack, Congress declared war.
What era was 1846 part of?
1846 falls within the Industrial Age (1801-1900). Steam, empire, and the unmaking of the old order.
Which regions saw notable events in 1846?
The events from 1846 span North America and Europe.