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.
SCI classifications are only cleared for a few people and the background investigation process as well as the continual monitoring is extremely intensive. The amount of time it takes to receive a security clearance is usually between six months to one year, if all goes well.