As America approaches its 250th anniversary, the Constitution and the oath to defend it remain a lasting source of unity beyond politics.

Constitutionally, America is still an English place: Lockean in peace, Hobbesian in war. That is why it has managed to last for 250 years

America has come to a landmark moment of pride and patriotism — and a time of division and doubt. As the country turns 250 on Saturday, Americans are stepping out for celebrations…

This proud and boisterous occasion is undeniably tinged with both division and doubt

America’s 250th birthday should be more than a commemoration. It should be an opportunity for renewal of our founding principles.