The dominant religion in Indonesia is Islam. Approximately 87% of the Indonesian population identifies as Muslim, making it the country with the largest Muslim population in the world. Islam was introduced to Indonesia in the 13th century and has since become deeply integrated into the country's culture and daily life. The observance of Islamic practices can be seen in various aspects of Indonesian society, from daily rituals to major holidays such as Eid al-Fitr. Indonesia is noted for its diverse cultural and religious landscape, with numerous other faiths and beliefs coexisting within its population.