by Richard L. Russell Source: The National Interest Americans of all political stripes have embraced the promotion of democracy as a centerpiece of U.S. foreign policy. But this American democracy crusade has caused huge, and largely overlooked, collateral damage since the 9/11 Al Qaeda attacks against the United States in 2001. The fall of authoritarian regimes throughout the greater Middle East has fueled growing persecution of minority Christian communities. The Pew Research Center has charted extensive government restrictions on non-Muslim religions in numerous countries, including Egypt, Saudi Arabia, Afghanistan, Iran, Tunisia, Syria, Yemen and Algeria. Pew also has gauged very…