The recent rise in COVID-19 cases in Singapore shows that there are limits to what national responses to a global pandemic can achieve. 

In a post last week, I noted that polls showed that terrorism has jumped up the priority list for voters and wondered whether it troubled Democrats and Republicans equally. The poll I looked at last …

On Sunday, Secretary of Defense Ash Carter appeared on CNN’s State of the Union during which he reflected on the performance of the Iraqi Security Forces in the recent battle for Ramadi. “What appare…