Revolution of 1848(1848–1849)

Up to 40,000 Romanian Transylvanians gathered on the Field of Liberty to demand national rights and abolition of serfdom.

Revolutionary proclamation that established a provisional government and issued the liberal constitution of Wallachia.

Unarmed peasants massed at Beilic Bridge to block the Ottoman advance. Ottoman cavalry charged into the crowd.

Heroic stand of Bucharest firefighters defending revolutionary institutions at the hill of Spirii.

General Magheru assembled 4,000 pandur irregulars at Râureni to form a last line of resistance after the Ottoman occupation of Bucharest. Facing overwhelming Ottoman-Russian power and diplomatic isolation, he disbanded the camp on October 10 to spare his men a futile slaughter.

Prince Sturdza dispersed reform gathering at Hotel Petersburg with armed militia. Approximately 300 arrested, leaders exiled.

Romanians disarmed Hungarians during tense negotiations. Hungarians fired first, then fled and were massacred in retribution.

Hungarian regulars routed poorly armed Romanian militia with disciplined volley fire. Tribune Telechi killed.

First Székely victory. Defeated Austrian forces and allied militia at Feldioara near Brașov.

Second Székely victory. Áron Gábor's improvised cannons cast from church bells proved decisive.

Largest Háromszék victory. Imperial column routed in Rika valley. 60 cattle and 300kg gunpowder captured.

Full Austrian brigade defeated Székely forces despite earlier victory string. Ended the first phase of resistance.

Avram Iancu's Moți fighters repelled the first Hungarian attempt to occupy Abrud and the Apuseni gold mines.

Iancu allowed the Hungarian column into the valley, sealed the mountain passes, then attacked from the heights. Nearly the entire Hungarian force was annihilated.

Vasvári's 3,000-man expedition was ambushed at the Fântânele pass. Vasvári was killed; the Hungarian column routed.

Russian cavalry encircled the Hungarian right flank; the front collapsed. Poet Sándor Petőfi was killed here.

Massive Romanian force sacked defenseless Aiud. Reformed College and archives destroyed.

First major encounter of Bem's Transylvanian campaign. Bem feinted south then struck east, catching Puchner off guard.

Bem's first failed assault on Habsburg headquarters of Transylvania. Russian garrison provided critical reinforcement.

Three days after Nagyszeben failure, Bem defeated Puchner at Slimnic in a sharp engagement.

Puchner's 7,000 troops overwhelmed Bem's smaller force. Army reduced to 1,500 with only 6 cannons remaining.

Bloodiest engagement of Bem's campaign. Bridge over Strei River changed hands repeatedly in fierce close combat.

Puchner defeated Bem, forcing retreat toward Sighișoara. But failed to exploit the advantage with pursuit.

Bem feigned retreat then turned and captured Sibiu in the war's boldest maneuver. Russian garrison fled east.

Hungary's largest Apuseni offensive — 4,000 infantry with 19 cannons — worn down over nine days by guerrilla tactics, ambushes, and log-rolling from mountain slopes.

Skirmishes in Arieș valley blocked Hungarian forces from linking with Abrud offensives.

During an artillery duel with overwhelming Russian forces, Áron Gábor was struck by a 6-pound Russian cannonball and killed instantly.