The phrase "assume its responsibilities" is correct and usable in written English.
You can use it when discussing the obligation or duty that an individual or organization is expected to take on.
Example: "The company must assume its responsibilities towards environmental sustainability to ensure a better future."
Alternatives: "take on its responsibilities" or "accept its obligations".
Without mentioning the Bush administration, Mr. Chirac delivered a scathing criticism of the absence of a negotiating process to bring peace between Israelis and Palestinians, saying, "It is essential that the international community assume its responsibilities, that it acknowledge the disastrous results of its inaction".
The signing states are "convinced that the family, as the fundamental group of society and the natural environment for the growth and well-being of all its members and particularly children, should be afforded the necessary protection and assistance so that it can fully assume its responsibilities within the community" [ 28].
India is the dominant power in South Asia, but it has been hesitant to assume its responsibilities.
And when they pass this resolution, which I hope they do tomorrow, it shows that the U.N. is beginning to assume its responsibilities to make sure that 11 years of defiance does not go unanswered.
"It is time for the international community to assume its responsibilities and to take deterrent measures against the Syrian regime," al-Faisal said, according to Al Jazeera.
"Therefore Saudi Arabia... has no other option but to turn down Security Council membership until it is reformed and given the means to accomplish its duties and assume its responsibilities in preserving the world's peace and security," it added.
We are about to see the Middle East, as a huge contiguous field of violence and chaos, and it is upon the world to assume its responsibility and hasten to adopt an initiative that would allow the resumption of the democratic process.
The group called on the Swiss Federal Council "to assume its responsibility and do everything in its power to ensure that a legal framework is created that nevertheless renders the implementation of the U.S. program possible".
"I think it's very important that Europe fully assumes its responsibilities," he said.
"Work mechanisms and double-standards on the Security Council prevent it from carrying out its duties and assuming its responsibilities in keeping world peace," the Saudi foreign ministry said in a statement.
