Language and locale of the edition, e.g. `en-US`, `de`, `pt-BR` or `zh-Hant`. Default: `en-US`. The 400 response for an unsupported pair lists every supported pair.

Two-letter country of the edition, e.g. `US`, `GB` or `JP`. Default: `US`. Send it with `language`; an unsupported pair is rejected with every supported pair listed.

Search words. Google News operators work inside it: `site:`, `intitle:`, `source:`, quotes, `OR`, `-term`. `when:`, `after:` and `before:` are set by the dedicated parameters. Control characters are removed.

`page.nextCursor` from the previous response. It continues the same query and edition one day at a time; do not send `when`, `after` or `before` with it.

Only articles from this recent window, e.g. `1h`, `7d`, `1y`.

Only articles after this date, `YYYY-MM-DD`.

Only articles before this date, `YYYY-MM-DD`.