apply back button to a react component

1import { useHistory } from "react-router-dom";
2
3export const Item = () => {
4    let history = useHistory();
5    return (
6        <>
7          <button onClick={() => history.goBack()}>Back</button>
8        </>
9    );
10};
11

1const BrowserHistory = require('react-router/lib/BrowserHistory').default;
2
3const App = React.createClass({
4    render: () => {
5        return (
6            <div><button onClick={BrowserHistory.goBack}>Go Back</button></div>
7        );
8    }
9});
10
11React.render((
12    <Router history={BrowserHistory}>
13        <Route path="/" component={App} />
14    </Router>
15), document.body);
16