[4] He was involved in the assassination of retired Chief of Army Staff Arun Vaidya and the attack on the Director-General of the Punjab Police, Julio Francis Ribeiro.

About $12.5 million USD in 2023) from the Punjab National Bank, Miller Gunj branch, Ludhiana, as well as many other robberies[6][7][8] which enabled the Khalistan Commando Force to buy weapons.

[10] He lived in the village of Panjwar, in Tehsil (sub-district) Patti in district Tarn Taran[11][12][13] and owned 9 acres (36,000 m2) of land.

As Resham was talking about Bhindranwale, supposedly negatively, Labh Singh and Sodhi pulled out stenguns and opened fire killing him instantly.

[26][38][39][40][41] A lyric from a famous dhadi ballad about this translates to, "Three Singhs of the Guru came like a horse; At the opportunity they came to Mukhtsar and brought freedom; A new flag has been flown by the motorcyclewale.

[26][60][61][62] Khanna had raised slogans translating to, “We are not going to let any second or third group exist, we are not going to let a turban remain on any head; the kacchera, the kara, the kirpan, send these to Pakistan".

[58][63][64] In February 1984 he led a mob that destroyed a replica of the Golden Temple at Amristar railway station and put feces and lit cigarettes on a painting of Guru Ram Das which had been on display for many years.

[66] A famous lyric from a Kavishari song about this incident translates to, “Jago (Referring to Sikh revolution) made Harbans Lal Khanna spill red.

Bhajan Lal as head of the Haryana government in November 1982 had Sikh indiscriminately stopped, searched, and humiliated who planned to hold a protest at the Delhi Asia Games.

[73][77][26][78][79] On 23 April 1984, Labh Singh and fellow militants robbed 44,583 rupees (About 12,000 USD) from Punjab and Sind bank in Amritsar.

[102] "The Courier" of Arizona, US, carried a story attributed to UPI stating that 3 "Sikh terrorists" killed 3 police officers who were taking 3 prisoners to a bathroom, while "16 armed court guards cowered in fear".

The report stated that 2 police holding a 4th prisoner were also gunned down, and that "Three other officers, a lawyer, and a bystander were wounded as the Sikhs sprayed the area for 15 minutes."

Finally, the Courier article reported that the Sikhs looted "three rifles and a submachine gun" from the dead bodies, and that a 6th officer later succumbed to wounds from the attack.

[1][3] One unnamed author speculated in "Genesis of terrorism: an analytical study of Punjab terrorists" that Labh Singh "perhaps" maintained his links with Babbar Khalsa International.

[108] In 1984, General Arun Vaidya had planned and supervised[109] Operation Blue Star – a controversial military operation ordered by Indira Gandhi, then Prime Minister of India,[110] in order to flush out a group of heavily armed Sikh militants in June 1984 at the Golden Temple, the holiest shrine of the Sikhs.

[113] According to Indian intelligence sources, Vaidya had been the number four assassination target on lists by Sikh militants and he was one of several people killed in retaliation for Operation Blue Star.

[114][115] Following the assassination, the Khalistan Commando Force issued a statement declaring that Vaidya had been killed in retaliation for the Operation Blue Star.

[138] In November 1986 in a phone call to news organisations Labh Singh claimed responsibility for the killing of 4 members of a police patrol near Amritsar.

[140][106] In late 1986 KCF members led by Labh Singh killed DSP (Deputy Superintendent of Police) in his home along with his son as they both slept.

[141] On 11 January 1987, Jinda and a fellow militant of the Khalistan Commando Force assassinated Inspector General Trilok Chand Katoch.

[6] The Chicago Sun-Times reported that "12 to 15 Sikhs dressed as policemen and armed with submachine guns and rifles escaped with nearly $4.5 million in the biggest bank robbery in Indian history."

[154] On 30 March 1987 Harjinder Singh Jinda, who had assassinated Lalit Maken, Arjun Dass, General Vaidya, and others, was being transported by police.

15 KCF members, who were armed with submachine guns and pistols, surrounded a rouge police van and blocked the front and back with two vehicles.

[157] According to Assistant Deputy Inspector General of Police in Jalandhar A.S. Siddiqui the moral code had significant popularity among Sikhs especially those living in the p areas.

He said, “Women seem to be pleased with it and there is also the fact that the AISSF has been on a massive recruitment drive through their amrit prachar (preaching of Sikh baptism) meetings.

[161] On 6 July 1987, Labh Singh led KCF members who killed 75 Indian Army soldiers involved in Operation Blue Star and injured many more.

Around 14,000 USD in 2023)[20] At that time, he was wanted in relation to the murder of a dozen policemen, newspaper editor Ramesh Chander, and an attempt on the former Punjab Police Chief Julio Francis Ribeiro.

"[95] A 8 page note found on the dead body of Labh Singh had said that militants need to target politicians and officers and not innocent civilians.

It will not be a short period simple affair… "We should restrict our targets to political leaders, police officers and their informers and to those staunchly opposed to Khalistan.”[195] The Tribune of India carried a report of a neighbor's statement that, after his death, many of his family emigrated to Canada, though his father-in-law stayed on in Labh Singh's house.

The neighbor further stated that the father-in-law committed suicide after police beat him "mercilessly", and that the house then remained deserted for several years, but that finally it has been taken over by his relatives.