Around 1100 |
The castle is built on Hohenneuffen Mountain. The first owner for which proof exists is Count Manegold von Sulmetingen. |
From 1198 |
The dynasty of von Weissenhorn names itself after its family seat Neuffen. |
1228 |
Heinrich von Neuffen accompanies the Staufen Emperor Friedrich on his Crusade to the Holy Land. |
1234/35 |
The politically influential era of the von Neuffens ends with revolt of Heinrich III against Friedrich being crushed. |
1301 |
Hohenneuffen is sold to Count Eberhard I von Württemberg. |
In the 15th Century |
The area of the castle is enlarged and the fortifications expanded. |
On 6/24/1534 |
The castle is surrendered to the returning Duke Ulrich von Württemberg without a battle. |
From 1543 |
Duke Ulrich von Württemberg has the mountain castle expanded to a fortress of the Duchy of Württemberg. |
On 11/22/1635 |
Hohenneuffen is surrendered voluntarily in the Thirty Years' War to the imperial troops after the other fortresses in Württemberg had already fallen. |
1735-1737 |
Duke Carl Alexander von Württemberg has the defense system of Hohenneuffen modernized by Johann Anton Herbort. |
1737 |
Duke Carl Alexander dies and work is discontinued. |
1792 |
The last commander leaves the dilapidated fortress. |
1797 |
In the Peace of Rastatt it is agreed that Hohenneuffen no longer be used to defend the Duchy of Württemberg. |
On 8/28/1801 |
The castle is officially abandoned and decays. |
On 8/2/1948 |
The "Drei-Länder-Konferenz" (Three-State Conference) of the Minister and State Presidents of the three Southern German post-war states (Gebhard Müller, Leo Wohleb und Reinhold Maier) is held at Hohenneuffen. |
On 8/25/1988 |
The Cabinet of Lothar Späth (Minister-President of Baden-Württemberg at that time) meets to commemorate the "Drei-Länder-Konferenz" at Hohenneuffen. |