The Pre­Raphaelite Brotherhood is formed by a group of English writers and artists.  
The Pre­Raphaelite Brotherhood is formed by a group of English writers and artists.  Switzerland gets a new constitution, thereby becoming a federal union. Kelvin creates his eponymous temperature scale. The Communist Manisfesto  is published. FTP, all of these events occurred in what year, which also saw the election of Louis Napoleon in France and is known for the numerous revolutions that occurred.
The Pre­Raphaelite Brotherhood is formed by a group of English writers and artists.  
1848