what is the world's oldest animal
The oldest animal on Earth was born in 1830 Her name is Harriet, she's a Galapagos land tortoise
Where was the first railroad station?
In 1830 the Baltimore & Ohio Railroad Company built the first railroad station in Baltimore.
When was the first intercity passenger railway?
The Liverpool and Manchester Railway, which opened in 1830, was the first intercity railway to run passenger trains entirely by steam.
Who designed the first general-purpose computer?
Charles Babbage designed the Analytical Engine, a mechanical general-purpose computer, in the 1830s, but it was never built.