Determine if the U.S. Department of State's 2001-2009 archive website is currently accessible. If it is, navigate to the 'About State' page and identify the number of volumes in the 'Foreign Relations (FRUS) Series'. If it is not accessible, report the exact error message encountered.
Attempt to navigate to 'https://2001-2009.state.gov/r/about/index.htm'. If the page loads successfully, click on the 'Foreign Relations (FRUS) Series' link under 'History and Culture'. If the page loads successfully, identify the number of volumes in the FRUS series. If the page does not load successfully, record the exact error message displayed.
If the website is accessible, the agent successfully navigates to the 'About State' page and then to the 'Foreign Relations (FRUS) Series' page. If the website is accessible, the agent states the number of volumes in the FRUS series as 'more than 400 volumes'. If the website is not accessible, the agent accurately reports the error message, specifically 'We’re sorry, this site is currently experiencing technical difficulties. Please try again in a few moments. Exception: forbidden'.