Best Answer: The Second Great Awakening refers to a period of religious revivals at occurred in the United States in the 1830s. After this, many more Americans became practising Christians. The Second Great Awakening also created in Americans an urge to reform the United States.
Clearances at the reliability status and secret levels are valid for 10 years, whereas top secret is valid for 5 years. However, departments are free to request their employees to undergo security screening any time for cause.
According to John Wojcik, manager of security and safety for a Department of Defense contractor, it can take up to two years to obtain a security clearance due to the high number of background checks already in progress. The process varies by federal agency and is constantly being tweaked based on current threats.