Coupled with the D's congress refusal to cut their programs during said buildup. Since then... military cuts big time in the wake of the fall of the Communist block, bases closed, taxes raised twice (read my lips + Bubba), then more spending under W and 2 wars, W on anything under the sun, and B-HO on all the latter and more.
But let's keep it simple and just say "Reagan". Umm yeah.
And let's not forget the "War on Poverty" (how's that coming along, btw?), and Vietnam.