What happened on 10 September?

6 events from the Ever-When timeline, ranked by how much they mattered.

1. 1919 Treaty of Saint-Germain-en-Laye Peace treaty with Austria; dismantles the Austro-Hungarian Empire.
2. 1721 Nystad makes Russia an empire The Peace of Nystad ends the twenty-one-year war with Sweden and hands Russia the eastern Baltic coast — the 'window on Europe' secured. Weeks later the Senate proclaims Peter 'Emp
3. 2023 Storm Daniel floods Libya / Derna dam collapse Catastrophic flooding kills thousands in Libya.
4. 2008 Large Hadron Collider switched on The world's largest particle accelerator begins operation at CERN, leading to the discovery of the Higgs boson in 2012.
5. 1627 Siege of La Rochelle (1627-1628) Richelieu's royal forces crush the last great Huguenot stronghold; effective end of Huguenot political-military power.
6. 1898 Assassination of Empress Elisabeth An Italian anarchist stabs the sixty-year-old Empress Elisabeth with a needle file as she boards a Geneva steamer; 'nobody knows the blows we bore', says Franz Joseph.