Europe 1848: First Battle of Custoza
By July, the Austrian forces in Italy had retaken most of Venetia and were ready to launch an all-out attack on the Sardinian lines. At the Battle of Custoza, the Austrians broke through, forcing the Sardinians to retreat to Milan. Unwilling to continue the fight, Sardinia agreed to an armistice and promptly withdrew from Lombardy.
29 Jun 1848 Election of Archduke John of Austria▲
The German National Assembly (Frankfurt Parliament) elected Archduke John of Austria as Regent of the new German Empire (which was intended to replace the German Confederation).
7 Jul 1848 Russian invasion of Moldavia▲
The Russian Empire invaded the Principality of Moldavia, a vassal state of the Ottoman Empire, in order to prevent the establishment of a revolutionary government.
24–25 Jul 1848 Battle of Custoza▲
Forces of the Austrian Empire under Field Marshal Jospeh Radetzky defeated the forces of the Kingdom of Sardinia led by King Charles Albert at Custoza, Lombardy-Venetia.