Two notable breaking changes are:<p>- Unhandled rejections now throw instead of warn<p>- npm 7 installs peer dependencies by default<p>---<p><a href="https://nodejs.org/en/blog/release/v15.0.0/" rel="nofollow">https://nodejs.org/en/blog/release/v15.0.0/</a><p><a href="https://github.blog/2020-10-13-presenting-v7-0-0-of-the-npm-cli/" rel="nofollow">https://github.blog/2020-10-13-presenting-v7-0-0-of-the-npm-...</a>