Global Governance and the Lesser Peace

From Bahaikipedia

People everywhere are rapidly coming to recognize the reality of the brotherhood of humankind but still the world is burdened with systems of international governance that were created to favour the victors of a war that ended over half a century ago and which consistently maintain the ascendancy of the rich nations. The desperate need for a system of international organization and administration that is fair to all the world's people and reflects the essential oneness of mankind is now clear. But how should this be brought about?