But the current parliamentary leadership insists that it alone may adopt a new constitution.
At the other end, the parties are tied to promulgating the views of the parliamentary leadership.
Mr Yeltsin must now decide how best to exploit this rift in the parliamentary leadership.
Bartlett resumed the party's parliamentary leadership in January, 2004, giving an assurance that he would totally abstain from alcohol.
The Conservative Party has not yet decided whether its new leader will be chosen by grass-roots members or by the parliamentary leadership.
Towards the end of 1999, however, the Alliance began to collapse, with a rift opening between the party organization and its parliamentary leadership.
At the end of 1965 he successfully challenged Arnold Nordmeyer for the parliamentary leadership.
In keeping with the emphasis on parliamentarianism there was the idea that party power should reside within the parliamentary leadership alone.
Kernot surprised party members by immediately contesting the parliamentary leadership, even before taking her place in the Senate on 1 July 1990.
Its political and parliamentary leadership has shown that it is unable or unwilling to control them.