What are the advantages of connected-react-router history?

Question

React

I watched two different video courses on React and they use different libraries to connect routing in the root file of the project. Can you chew on why we need this story, which we even pass on to reducers?
1 option

<BrowserRouter>
            <App />
        </BrowserRouter>

Option 2

<ConnectedRouter history={history}>
      <App />
    </ConnectedRouter>