"Even after coming to power two years ago, Modi was still in electioneering mode," Joshi told reporters here.
Alleging that when Prime Minister visits non-BJP ruled states, the former Union minister said, he tries to dwarf the Chief Ministers of such states.
"The responsibility of Prime Minister is to take the country ahead with the help of Chief Ministers of all the states. Modi should realise that he was the country's Premier (and) not a Prime Ministerial candidate," he said.
The Congress leader also said the Modi government that "has grabbed power by rhetoric and failed to translate its manifesto into reality".
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According to him, the NDA government is "weakening the democracy by not recognising the autonomy of judiciary and constitution institutions".
Hitting back at BJP for its 'Congress Mukt Bharat' slogan, Joshi expressed confidence that his party will bounce back to power in the 2019 general elections and the country will become "Modi Mukt" (free from Modi).
Asked when Rahul will take the party's reigns, Joshi said, "We are working under a strategy in this regard. He will take the bridle of Congress at an appropriate time".