Angular router solves a lot of problems in client facing single-page web applications.

The router helps to control the page content by dynamically displaying the components without a need to request pages from the server.

Without an Angular router the user navigation experience in Angular application would be hard to achieve.

Links
Angular Router
Revisiting a Reactive Router with Ivy

People mentioned
Mike Ryan
Brandon Roberts
Victor Savkin
Michael Karén

More from Justin
Twitter
Website

Aliaksei's mailing list
kuncevic.dev