1848: Karl Marx and Friedrich Engels publish The Communist Manifesto.
1848: Great Britain's first public health law, which creates a national health board and gives cities broad authority to build modern sanitary systems, is passed.
1848: One of the successes of the Revolutions of 1848, the Swiss Federal Constitution, patterned on the US Constitution, enters into force, creating a federal republic and one of the first modern democratic states in Europe.
9 Jul 1848: Gerrit Jan Stegehuis is born in Ambt Almelo, Overijssel, Nederland.