1. The Federal Income Tax as we now know it was implemented in 1913. Soon after we were involved in winning WW1.
2. FDR's social programs and corresponding governmental expansions were implemented in the early 1930's; soon after that we won WWII and became the most powerful country in the world.
3. The top marginal tax rate in the mid to late 50's was 91%; the current top rate is 36%, which will rise to 39% when G.W. Bush's tax cuts expire; soon after that Armageddon begins.