The definition of preemptive is  something done in anticipation of another action or done to prevent something from happening. When the military takes action against forces they believe intend to do harm to them, this is an example of a preemptive strike.
Newsfront. Just 1 percent of illegal immigrants living in the United States last year were deported-a dramatic 25 percent drop from the previous year-a change the Obama Administration says is on purpose due to a shift in focus. illegal,immigrants,deported,drop. 400.
In 2000, considered the peak of the flood of illegal Mexican migration, more than 1.6 million people were apprehended, according to DHS data. Those numbers have plunged to around 400,000 per year since 2012 and are down 28 percent in the first part of fiscal 2015 compared with last year.