Should the federal government have more power to require greater uniformity in policy among the states

No,
Different states have different policy priorities. this is because the challenges that faces different states are multifaceted, making it harder for all of these challenges to be addressed by a broad based government. localized policy making is imperative to ensure that the benefits of government reaches as many people as possible, especially in broad based government functions.

The three steps before modern english were indo-european, germanic, and old english. as peoples moved around the eurasian continent, their languages changed. throughout the ages, the languages became more specialized. as english has many germanic influences, it is easy to see how this was one of the forebears. also, old english was one of the main ancestors of the modern language, spoken in the 5th through about the 13th centuries.