why to use history.push code example

Example 1: history.push

// usually all you need
<Link to="/somewhere"/>

// but you can use a location instead
const location = {
  pathname: '/somewhere',
  state: { fromDashboard: true }
}

<Link to={location}/>
<Redirect to={location}/>
history.push(location)
history.replace(location)

Example 2: history.pushstate

history.pushState(state, title[, url])