Capitalism has become the dominant system in our world. Under this system over the past 300 years there has been tremendous technological development. Capitalism deserves a lot of credit here. It is a system that allowed humanity to actually work together and produce massive amounts of wealth, with some notions of fairness.
Along the way democracy and government continued to develop and provided some checks and balances to capitalism's darker side. However, with globalization and the ongoing environmental impact of largely unrestrained capitalism, it is no longer working out.
Hmm could still rewrite.. I got this far..