Since EHV-1 is a common virus in horses, it is recommended that all horses be vaccinated at least once a year. For horses congregating at shows and competitions, more frequent vaccinations may be recommended.
Enfilade and defilade. Enfilade and defilade are concepts in military tactics used to describe a military formation's exposure to enemy fire. A formation or position is in enfilade if weapons fire can be directed along its longest axis.
DEFCON is the military readiness of the United States. It stands for DEFense readiness CONdition. The scale operates on a 1â5 numerical. At DEFCON 5, the US forces are at the lowest state of readiness. This occurs when there is little Intel or evidence to suggest that the US or its allies are threatened. In other words, it means all is well on a general scale.