Manassas National Battlefield Park (Bull Run) was established by secretarial order in May 1940 and now encompasses over 5000 acres including the majority of the battlefield areas.

• 玛纳萨斯国家战地公园(布尔朗战役)由秘书命令建立于在1940年5月，现在超过5000多英亩，包括战场的大部分区域。