Among the 32 places surveyed, support for legal same-sex marriage is highest in Sweden, where 92% of adults favor it, and lowest in Nigeria, where only 2% back it.
Most people in the countries we surveyed – including 11 countries with significant Muslim populations – had negative views of the Islamic State extremist group as of spring.
The tensions between Saudi Arabia and Iran are often characterized as sectarian, and public attitudes toward the two countries in five Middle Eastern nations surveyed bear this out.