Brian J. Grim, Senior Researcher at the Pew Research Center, talks about religious freedoms and restrictions at the TEDx Viadella Conciliazione conference.

The Obama administration has submitted a “friend-of-the-court” brief on the legal challenge to California’s gay marriage ban, which will be argued before the U.S. Supreme Court on March 26.

On Feb. 1, the U.S. Department of Health and Human Services released new rules for how the Patient Protection and Affordable Care Act's contraception mandate applies to religious nonprofits, including houses of worship, schools and hospitals. Church-state law scholars Ira C. Lupu and Robert Tuttle explain the new rules and the legal arguments that religious groups might make.

On Nov. 20, a Pakistani court ordered blasphemy charges dropped against a Christian teenager who had been accused of burning pages from the Quran. A new Pew Forum analysis finds that as of 2011 nearly half the countries and territories in the world have laws against blasphemy, apostasy or defamation. 

The newly elected 113th Congress includes the first Buddhist to serve in the Senate, the first Hindu to serve in either chamber and the first member of Congress to describe her religion as "none." While Congress remains majority Protestant, the institution is far less so today than it was 50 years ago. 

Between mid-2009 and mid-2010, religious restrictions rose not only in countries that began the year with high or very high restrictions, such as Indonesia and Nigeria, but also in many countries that began with low or moderate restrictions, such as Switzerland and the United States. The report looks at restrictions due to government actions as well as acts of violence and intimidation by private individuals, organizations and social groups.