- Guru Nanak, the founder of Sikhism, travelled extensively preaching his message of one God and rejecting religious rituals and discrimination. He established the langar, gurudwara, and appointed Guru Angad as his successor.
- The teachings of Guru Nanak and subsequent gurus were compiled in the Guru Granth Sahib. Guru Nanak emphasized pursuing an active life of worship, honest living, and helping others to attain salvation.
- Guru Nanak's followers faced persecution from Mughal emperor Jahangir, and later Guru Gobind Singh organized the Khalsa movement, establishing the Sikh community as a political organization called the Khalsa Pan