Critical thinking is the ability to think clearly and rationally about what to do or what to believe. It includes the ability to engage in reflective and independent thinking. Someone with critical thinking skills is able to do the following : understand the logical connections between ideas.
By their calculation, the United States spends more than the next seven countries combined. In 2014, the most recent year available, the United States led the world in military spending at $610 billion, marking 34 percent of the world total, SIPRI found. U.S. expenditures were nearly three times higher than China, the second-highest nation with an estimated $216 billion in military spending.
But as the US spent trillions of dollars on weapons and war after 2000, boosting its share of global military spending from 38% to 48% by 2008, both allies and potential enemies again responded in kind. The 92% rise in the U.S. military budget by 2008 led to a 65% rise in global military spending by 2011.