The biggest spender on defense
is of course the United States - and by a very long way
. But due to the country's enormous economy, the dent made on the coffers is relatively small. Especially when compared to the nations that prioritize defense the most. According to analysis
by PwC, when assessing in terms of share of GDP, Oman spends the largest chunk of its money on national security. the $9.1 billion spent in 2016 represented 16.75 percent of GDP.