Get the inside scoop on the most powerful city on EarthWashington, D.C.: Capital of the Free World; the most powerful city on Earth. No other country, company, or international organization can compare with the reach and wealth of the federal government. Policymaking — the art of deciding what programs to support, what laws to pass, or what regulations to write — is at the core of what Washington does and is what everyone, from the President on down, wants to influ...