QuestionsCategory: Fiqhadopting and calling for an opinion contrary to your own for the sake of unity
abdel kareem asked 4 years ago

As-salamu alaykum wa rahmatullah
Praise be to Allah(swt) and may His peace and blessings be upon His messenger(saaws) and those who follow him.
Is it permissible for a dawah group with the intention and goal of establishing khilafah and sharia to demand of its followers to leave their personal opinions of ijtihad in regards to what the group deems to be essential to keep the unity of the group on the way to establishing the state?
They quote as evidence the maxim “that without which an obligation cannot be fulfilled is an obligation” (ma la yatim al wajib illa bihi fahuwa wajib)
They also quote the version of events regarding the bayah of Uthman (ra), which is mentioned in Tareekh Tabari and Bidayah wa nihaya and others, where Ali ra declines the bayah because of the condition of following as shaykhayn in addition to kitab and sunna and Uthman (ra) accepts the bayah with its condition.
Their claim is that Uthman (ra) stepped down from his opinion and Ali (ra) didn’t.
They say that this is evidence that one can leave whatever opinion he has for the sake unity of the ummah in action, saying and believe regardles of whether the person believes something else.
So is the Amir khass like the amir Aam in regards to the right to be obeyed ?  Is it possible and is there perhaps any schorlarly precedence for this analogy ? Im especially interested the extension of the right of the amir to be obeyed (whether Aam or khass) to actually adopting his opinion and carrying it to the people despite disagreeing with it?
I hope my question is clear and understandable and I hope you will provide us with an answer and references since this topic affects hundreds of people.
Note: They say that this replies to the muqallid and the mujtahid, even if he is mujtahid mutlaq. 
Jazzakum Allah khayr