Nation's full description, as seen on its in-game page.

        Returns
        -------
        an awaitable of str

async def description(self):
        """Nation's full description, as seen on its in-game page.

        Returns
        -------
        an awaitable of str
        """
        resp = await self._call_web(f'nation={self.id}')
        return html.unescape(
            re.search(
                '<div class="nationsummary">(.+?)<p class="nationranktext">',
                resp.text,
                flags=re.DOTALL
            )
            .group(1)
            .replace('\n', '')
            .replace('</p>', '')
            .replace('<p>', '\n\n')
            .strip()
        )