Tusk is widely believed to be eyeing a political comeback at home once his EU term ends in November.
AAP government in Delhi has committed frauds by not fulfilling its 70 poll promises and also by misleading voters, saying their votes have been deleted.
Speaking at the rally, CPI leader D Raja said the Constitution is under attack under Narendra Modi as prime minister and asserted that Parliament has been undermined and bypassed.
The posters have caricatures of West Bengal Chief Minister along with different captions aimed at taking a dig at Banerjee for different political developments in her state in the recent past.
Kejriwal’s Aam Aadmi Party is hosting the ‘Tanashahi Hatao, Desh Bachao’ (Remove Dictatorship, Save Country) rally will be organised at Jantar Mantar.
Akhilesh Yadav said the Opposition alliance had many leaders capable of leading the country, but BJP should also tell if they had anyone but Narendra Modi.
DMK president said the political climate is changing every day and hence, he didn’t propose Rahul as a prime ministerial candidate at the Kolkata meeting.
Criticising Stalin for diverging from his previous stand of supporting Rahul Gandhi for the post of Prime Minister she said, such deviation showed "his hesitancy and obstacles."
Taking a dig at the Opposition rally on Saturday, Madhav said. 'In the rally of Kolkata, they accepted that they have come together but do not have any plan.
The BJP termed the Kolkata rally as a demonstration of a divided Opposition, which lacked a common agenda.
Sinha has been at odds with his party over several issues and has criticised the demonetisation exercise and the implementation of the Goods and Services Tax.
Sinha who quit the BJP recently said, under the present regime while praising the government was "desh bhakti"(patriotism), criticising it is "desh drohi" (sedition).
Over 20 leaders, including two from the Congress, attended the show of unity organised by Trinamool Congress leader and West Bengal Chief Minister Mamata Banerjee.
The RJD leader called Prime Minister Narendra Modi a 'manufacturer, wholesaler and distributor of lies.'
Sinha, a former Union minister and a disgruntled BJP MP from Patna, has been regularly speaking against the BJP's top leadership.