BPED trainers were protesting in front of vidhan sabha in demand of getting a permanent job, where the mob got aggressive and then had to face Police lathis. Angry mob then put fire to two vehicles.
Women also Lucknow among injured.
German police sprayed tear gas on several hundred demonstrators throwing bottles and stones at busloads of asylum seekers arriving at an eastern German town in the early hours of Saturday in scuffles which left several people hurt, media reported.
Rioters in a mock drill of Uttar Pradesh Police were allegedly seen using saffron flags in Allahabad, provoking a row with opposition BJP alleging that the police action was meant to "please" the government.
Thousands of students rioted Friday in Congo`s capital Brazzaville, attacking schools and the education ministry after authorities cancelled the final day of end-of-year exams over alleged "massive fraud".
Riot-hit Muslim villagers in Ballabhgarh`s Atali Village in Haryana have demanded "strong action" against Station House Officer (SHO) Babu Lal for "abetting the miscreants" belonging to the majority community who attacked them on May 25.
The situation at Bopkhel village near here continued to be tense but under control on Friday after clashes broke out between police and locals protesting against denial of an access road that passes through defence land housing the College of Military Engineering (CME).
Terming the attacks on churches a "matter of concern", Congress MP Rajeev Shukla on Sunday alleged that people are being served with "vandalisation, fightings, and rioting" instead of "achhe din" as promised by the BJP during campaigns in run up to 2014 general elections.
The Delhi government has ordered a probe into the incidence of violence in Burari where an FIR was registered against Aam Aadmi Party (AAP) MLAs Sanjiv Jha and Akhilesh Tripathi for rioting and creating ruckus on Friday night.
A group of Jawaharlal University (JNU) students Saturday protested outside the Delhi Police headquarters alleging discrimination against the minority community in the communal violence that hit east Delhi`s Trilokpuri.