As of 2013, the United States spends about $554.2 billion annually to fund its military forces, and appropriates approximately $88.5 billion to fund Overseas Contingency Operations. Put together, the United States constitutes roughly 39 percent of the world's military expenditures.
the number of protons in the nucleus of an atom of a particular element. In a neutral atom, the atomic number equals the number of electrons. See also atom, electron, proton.
The atomic number of an atom  is the number of protons in the nucleus â¦ of that atom, and it is the  elemental identity of that atom. Only the number of protons  identifies an element. All the time, and every time.