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.
1 By September 2011, the number of removed illegal immigrants from the United States during the Obama administration exceeded the number of removals during the entire George W. Bush administration. 2  It would be difficult, if not impossible, for the government to round up and deport every illegal immigrant. Moreover, the ratio between immigrant use of public benefits and the amount of taxes they pay is consistently favorable to the U.S., unless the âstudyâ was undertaken by an anti-immigrant group. 2  One study estimates that immigrants earn nearly $240 billion a year.