New Delhi, April 25 -- Senior Aam Aadmi Party (AAP) leader Sanjay Singh on Saturday reacted strongly to Rajya Sabha MPs joining the BJP, calling the development unconstitutional and against parliamentary rules.

He alleged that the manner in which the MPs joined the BJP violated constitutional provisions and the anti-defection law. Singh said, "Seven people announced joining the BJP in a manner that was unconstitutional, illegal, and against the rules. This is completely wrong legally."

Citing the anti-defection law, he added, "The anti-defection law clearly states that any kind of split or factional breakaway is not allowed in the Assembly, Rajya Sabha, or Lok Sabha, and has no constitutional validity."

Reiterating his stand, Singh sai...