Battle of Dorylaeum

General

The Battle of Dorylaeum was fought on 1 July 1097 during the First Crusade.
After an initial Seljuk surprise attack, Crusader reinforcements arrived and turned the battle into a major victory that enabled the advance deeper into Anatolia.

Overview

Category	Details
Name of the Battle	[[Battle of Dorylaeum, 1097
Date	1 July 1097
Location	Near Dorylaeum (modern Eskisehir region, Turkey)
Belligerents	Crusader coalition vs Seljuk Sultanate of Rum
Commanders	Bohemond of Taranto, Godfrey of Bouillon, Raymond IV of Toulouse, Tancred of Hauteville vs Kilij Arslan I
Strength (Forces)	Crusaders: tens of thousands in separate columns; Seljuk force: large mounted army
Primary Unit Types	Heavy cavalry, infantry, mounted archers
Outcome	Crusader victory
Casualties (Estimate)	Significant losses on both sides, especially in the early phase
Strategic Importance	Opened the route across Anatolia toward Syria
Notable Features	Classic clash between mounted archery and heavy cavalry-infantry defense
Historical Significance	Confirmed Crusader field resilience after Nicaea

Historical Background

Following the capture of Siege of Nicaea, 1097, the Crusader host marched inland in separate columns to ease supply pressure.
Seljuk commanders sought to exploit this separation and destroy the leading Crusader contingent before support could arrive.

Course of the Battle

The vanguard under Bohemond was attacked at dawn and held a defensive camp under intense missile fire.
As pressure mounted, reinforcements led by Godfrey and Raymond arrived and coordinated a counterattack that forced Seljuk withdrawal.

Consequences

The Crusader advance into Anatolia continued.
Seljuk plans to break the expedition in open battle failed.
The route toward northern Syria and Battle of Antioch, 1097 became viable.

Legacy

Dorylaeum became one of the defining field battles of the early First Crusade and demonstrated the importance of endurance and timed reinforcement.