context: The first Battle of the Bull Run River (English: First Battle of Bull Run), also the First Battle of Manassas - the first major land battle of the Civil War in the United States. Held on July 21, 1861 near Manassas (Virginia). The federal army under the command of General Irwin MacDowell attacked the Confederate Army under the command of Generals Johnston and Beauregard, but was stopped and then fled. The federal army aimed to capture the important transport hub - Manassas, and the army of Beauregard took up defense at the turn of the small Bull Run River. Federal Commander-in-Chief Irwin MacDowell spent two days reconnaissance, and during this time, Shenandoah’s army under the command of Johnston came to the aid of Beauregard.
question: Who won the battle of the Bull Run River?
answers.text: Confederate Army