February 3, 2008 - The tirade against North Indians started with clashes between MNS and SP workers at Dadar in Mumbai. MNS chief Raj Thackeray explained that the attack was a reaction to the uncontrolled dadagiri of migrants and leaders from Uttar Pradesh and Bihar.
Immediately after clashes with SP, MNS workers assaulted North Indian taxi drivers and vandalised their vehicles.
In the night, over 100 MNS supporters ransacked Pratap talkies in Thane.
Meanwhile, Raj Thackeray also launched scathing attacks on Bollywood actor Amitabh Bachchan, alleging that he is more interested in his native state Uttar Pradesh.
SP MP Jaya Bachchan hit out at Raj and said they were willing to start a school in the metropolis provided the MNS leader donated them the land.
This followed by the MNS chief ridiculing the celebration of Chhath Puja by North Indian migrants and accusing them of spoiling Maharashtrian culture.
February 4, 2008 - MNS supporters reportedly hurled bottles at Amitabh Bachchan's bungalow at Juhu.
The next target was booking office of the Grant Road railway station, where the MNS men tore off posters of a Bhojpuri film put up there.
February 5, 2008 - MNS workers also pelted stones at the offices of Bhojpuri actor Manoj Tiwari and North Indian Congress leader Sanjay Nirupam.
February 7, 2008 - MNS went on rampage again as they stormed the office of the Bombay Taximen's Union. In response to the attack, the Union immediately called for a flash strike. The strike was then called off by RR Patil.
February 8, 2008 - MNS chief Raj Thackeray revoked the issue of Marathi pride this time lashing out at the North Indians in an article titled "Majhi bhumika, majha ladha" (My stand, my struggle) written by him in the Marathi daily Maharashtra Times.
February 12, 2008 - MNS workers destroyed government property to vent their anger against the reported move to arrest Raj.
Pune, Nashik witnessed massive violence as state-run buses were stone-pelted, shops were vandalised, forcing other shops and business establishments to close down.
February 13, 2008 - After drawing flak for its reluctance to take action, the Mumbai police announced its move to arrest Raj Thackeray. The move created an upsurge of violence across Maharashtra.
In Mumbai and Aurangabad, police held more than 400 MNS workers.
Pune again witnessed scenes of violence, as furious MNS workers vent their anger on state buses. In a brutal act, they also chopped off both hands of a Bihari hawker.
Police could not contain the violence, but managed to arrest over 200 activists of the MNS across Nashik.
However, due to the arrest and imposition of gag order on Raj, Maharashtra saw the attacks declining.
February 22, 2008 - While hearing two PILs, the Supreme Court expressing its displeasure termed the attacks as "a dangerous trend".
April 2008 - Sporadic cases of attacks, however, were reported until April 2008.
October 19, 2008 - The anti-North Indian offensive simmered again when MNS activists beat up North Indian candidates appearing for the all-India Railway Recruitment Board entrance exam for the Western region in Mumbai.
The attack invoked a quick reaction from Lalu Prasad Yadav and his cabinet colleague Ram Vilas Paswan, who too hails from Bihar.
Lalu demanded a ban on the MNS, and described its chief Raj Thackeray as a 'mental case.'
Maharashtra Chief Minister Vilasrao Deshmukh admitted that his government was responsible for failure in preventing the attacks by MNS on north Indian candidates at Railways examination centres and ordered a probe into the incident.
October 20, 2008 - Thackeray was arrested in Ratnagiri after Mumbai police had received a non-bailable warrant issued by a Jamshedpur court against the MNS chief. The arrested again ignited violence by his supporters in large parts of the city forcing it to shut down.
There was mayhem across Maharashtra as the news of his arrest spread. Irate supporters resorted to violence.
Police rounded up 70 MNS activists in Nashik.
Angry students in various parts of Bihar damaged railway property and disrupted train traffic, as a protest. Students were detained and extra security was deployed to control the situation, as per the Railway police.
January 26, 2009 - MNS activists attacked North Indian residents in Nashik who were paying tribute to the victims of 26/11 Mumbai terror strikes.
May 2009 - MNS workers reportedly tried to disrupt Patna-born actress Neetu Chandra's intimate photo shoot with a model in Mumbai.