What is the primary focus of the Eleventh General Order of a Sentry?

The Eleventh General Order of a Sentry primarily focuses on the responsibility of a sentry to challenge all individuals on or near their assigned post. This order is crucial for maintaining security and ensuring that authorized personnel are allowed access to sensitive areas, while unauthorized individuals are identified and addressed. By challenging those approaching, a sentry plays a vital role in safeguarding military installations and protecting personnel.

Understanding this order emphasizes the importance of vigilance and authority in a sentry's duties, as it encompasses both the act of identifying individuals and asserting control over who may enter a defined area. The order implies an expectation of alertness at all times, not limited to just daylight hours, reinforcing the constant need for security vigilance regardless of the time of day.