KUALA LUMPUR, Feb. 21 -- Two Parti Bersatu Pribumi Malaysia (Bersatu) divisions were plunged into turmoil after committee members in Subang and Pasir Salak announced mass resignations and quit the party, citing a complete loss of confidence in party president Tan Sri Muhyiddin Yassin.

In Subang, division secretary Wan Ahmad Shukrie said the leadership's direction had strayed from the party's founding mandate.

He said the move was made "on the basis of principle and integrity" after finding that decisions by the top leadership "no longer aligned with the mandate and aspirations of the grassroots".

"The future of any political movement should not hinge on the survival of a small group, but must be anchored on the people's mandate and the...