The phrase "a responsibility to assert" is correct and usable in written English.
It can be used when discussing the obligation or duty to declare or affirm something, often in a formal or professional context.
Example: "As a leader, I believe it is a responsibility to assert our values and mission clearly to our team."
Alternatives: "an obligation to declare" or "a duty to affirm".
The US Constitution grants us this right to come forward and help determine the future direction of our nation, and the Qur'an commands us to judge with justice and embrace our responsibility to assert our voice.
It is a broader reluctance to engage, to assert responsibility, to commit.
ALEPPO, Syria — A shadowy jihadist organization that first surfaced on the Internet to assert responsibility for suicide bombings in Aleppo and Damascus has stepped out of the shadows and onto the front lines of the war for Syria's cities.
The only logical way to maintain the charge of Israeli responsibility then would be to assert that Mossad had somehow duped the Iranians into mounting a series of bombing operations only to have Iranian involvement exposed.
That competition is likely to flare anew as lawmakers try to assert responsibility for President Bush's new domestic defense initiative.
It typically takes the Islamic State several hours, and sometimes up to one and even two days, to assert responsibility for attacks in Western countries.
The doctrine takes on a different perspective in the current corporate environment, where finger-pointing and attempts to assert individual responsibility continue to be the order of the day.
He described the Ankara Process and the recent Turkey-sponsored Afghanistan Neighbors Summit as Turkish efforts to assert regional responsibility for South Asia's inter-linked problems.
Israel prevailed, liberating Judea and Samaria, but Jordan continued to assert some responsibility over the Palestinians living there, despite the area being under Israeli control.
In his morning address, and in other sessions over his two days in New York, Obama tried to make the case that the U.S. threat is what pushed Assad and his Russian allies toward the current diplomatic process -- a responsibility that he asserts ought to rest also with the U.N. Assad has now agreed to work with international monitors to impound or destroy his stockpiles of chemical weapons.
