Thank you very much.
Yes, indeed, it is very important. These are directives, policies and policy movements that governments currently adhere to, that are in favour of open science and open access.
In Europe, Plan S, developed by cOAlition S, requires governments to subscribe to this movement to make full open access to research a reality. It is accompanied by measures and technical requirements that publishers much comply with. It is truly a political movement, a political framework that prescribes open access and open science with a view to augmenting the discoverability, development and dissemination of science, as well as respond to the problems we are facing with commercial publishers.
For the second part of your question, in the United States, the White House published a directive to every federal agency to implement programs over the next few years prescribing and dictating open access to research funded by the government