12th May

1710 Battle of Chaaper Chheri in which Nawab Wazir Khan was killed.

1979 Calcutta Gurdwara Burnt.
1984 Murder of Sri Ramesh, editor of Hind Samachar.

13th May
1665 Guru Tegh Bahadur reached Bilaspur.

Guru Tegh Bahadur accompanied by his mother Nanaki, and members of his Darbar reached Bilaspur. Guru Sahib was attending the bhog ceremony of Bilaspur’s ruler at the urgent request of his wife Rani Champa Devi.
1673 Gobind Rai married Jitan at Chak Nanaki.

1710 Famous battle of Chapar Cheri fought near Sarhind. Banda Bahadur defeated and killed Wazir Khan, the Governor of Sirhind.
Having won the battle of Chapar Cheri, the Khalsa army seigned the city of Sirhind. Before entering the city, on this day, the Khalsa army had to face another severe battle. Five hundred Sikhs lay martyrs to the fort guns. The city, however, fell to the Khalsa army in the afternoon. desctruction of life and property in the city was boundless. Various descriptions mention that the city was reduced to ruins. Whole families were killed. Large amounts of wealth plundered not only by the victorios army but also by robbers and dacoits.

Banda Singh ransacked Saharanpur and renamed it Bhanagar. Banda Bahadur established his camp at Mukhlispur (a small fortress constructed by Mukhlis Khan for camping during hunts in the Shivalik Hills.) Banda Bahadur repaired the fortress and renamed it Lohgarh. Banda Bahadur truck coins and adopted a seal for his order. The coins were issued in the name of Guru Nanak and Guru Gobind Singh Sahib.
1835 Maharaja Ranjit Singh surrounds the forces of Mohammad Khan.

14th May
1710 Banda Singh Bahadhur conquered Sirhind.
Banda Singh Bahadhur conquered Sirhind and established a Sikh government. Baz Singh was appointed governer and Baba Ali Singh got Naibship (joint Governership). The Khalsa kesri flag was hoisted over Sirhind fort.

15th May
1629 Mukhlis Khan reaches Amritsar with his forces to fight Guru Har Gobind Sahib.
1765 Conquest of Lahore by the Khalsa Forces. Ahmad Shah reached Lahore via Eminabad during his 7th invasion. Sikhs attacked his outposts conquered Lahore and assembled at Amritsar.
1850 Bhai Maharaj Singh was deported to Singapore aboard ship named “Mohammed Shah” guarded by soldiers of the 70th regiment. Bhai MAHARAJ SINGH: Born in village Rabbon, near Malud, Ludhiana Dist. Parents named him Nihal Singh. As a young lad, he went to stay at Bhai Bir Singh’s Dera at Naurangabad. Did sewa for many years, took Amrit at the hands of Bhai Bir Singh, was given the name Bhagwan Singh, and eventually became his chela. The Dera was practically a military camp with 1200 musketmen and 3000 horsemen. It had always been a sanctuary for political refugees. It became the centre of the Sikh revolt against Dogra dominance over the Punjab.
Hira Singh Dogra, the chief minister of the Punjab, attacked the Dera in 1844 with 20000 troops and 50 cannon. Several hundred Sikhs, including General Attar Singh Sandhanwalla, Prince Kashmira Singh and Bhai Bir Singh were killed. Bhagwan Singh became the head of the Dera.
The British, who had been waiting for the right moment to intervene and establish their authority, made their move in 1847. They deported Rani Jinda. The Sikh chiefs revolted, including Bhagwan Singh. He was welcomed by Sikhs saying “Ah Wo Maharaj”, because of his sanctity, thus, soon he came to be referred to as Bhai Maharaj Singh.

16th May
1765 Sikhs assembled at Amritsar and passed a Gurmatta to regain more territorits, occupy Lahore and strike coins in the name of their gurus as a symbol of the sovereignty of the Khalsa.
Lahna Singh, Gujjar Singh, and Sobha Singh occupied Lahore and divided the city into three administrative zones under each Sardar. Silver rupee was struck from Lahore mint.
1748 Misl Bhangian was organised.
Misl Bhangian, one of the twelve Sikh Misls, was organized by Sardar Chhaju Singh of Panjwar Dist. Amritsar. Sardar Hari Singh and Bhuma Singh, etc., the leaders of this Misl captured Lahore in 1765. This Misl also ruled over Ambala, Ferozpur and Amritsar (See description below for details on Sikh Misls).
1848 Maharani Jindan was imprisoned in the fort at Benaras.

1931 Sadhu Singh Babbar of Sandhara sent to the gallows.

17th May
1762 Jassa Singh Ahluwalia defeats Jain Khan.

1783 Baba Dyal Ji, the Nirankari leader, was born. NIRANKARI: a particular branch of GurSikh faith, established by Bhai Dayal Singh Ji. A Saehajdhari Sikh resident of Peshwar, GurSahai Ji, had a son named RamSahai Ji who married Ladhaki, daughter of Vasakha Singh (treasurer for the tenth Guru). Bhai Dayal Singh was born from this marriage on 15 Vaisakh sunmat 1840 (1783).
1973 US Government recognized Sikh Dharma as a religion.
The United States Government recognized Sikh Dharma as a religion, granting them the privileges and protection enjoyed by other churches in America.

18th May
1711 Battle of Batala between Baba Banda Singh Bahadhur and followers of Saekhul Hind.