The phrase "agendas from which" is correct and usable in written English.
It can be used when discussing specific agendas or plans that serve as a source or basis for something else.
Example: "The committee reviewed the agendas from which the proposals were developed to ensure alignment with the organization's goals."
Alternatives: "agendas that inform" or "agendas serving as sources".
By its actions, Israel has put the Palestinian issue firmly back on the international agenda from which it had largely disappeared since the Arab uprisings of 2011.
Noguchi's work, on the edges of sculpture, landscape and industrial design, is even more of a godsend for the Design Museum, an institution which is determined to put design firmly on the cultural agenda from which it has been excluded for so long.
The author was John Lott, a man famous for distorting data to push the pro-gun agenda from which he makes his money.
New City Agenda receives funding from Which?, Prudential, HSBC, Berenberg UK, London Stock Exchange Group and the City of London Corporation.
In a context where a prior topic has been closed and where there is not an official agenda of items from which the participants can choose, the practical problem of selecting a next topic is solved by having one of the participants (either a staff member or a client) make a bid for a new topic.
The job, which is third in the line of succession for the presidency, comes with significant power to set the agenda for the legislative body, from which all tax and spending bills must originate.
Democrats are also frustrated because they no longer have the platform of the White House from which to press their agenda.
Our discussion of interventions here is cognizant of these weaknesses and presents these examples as a starting point from which to establish a robust research agenda.
Our members' agendas are entirely our agendas, which makes us unbiased".
Ten federal court rulings (Matsumura and Mead 2007), rejecting every angle from which creationists have tried to advance their agenda, have depleted their tactical arsenal.
