in React Dialog, the Dialog or the overlay, need to be focused for the Escape Key to work and close the dialog, whereas in the jQuery Dialog, it works globally without a specific focus...
So, is it that difficult to resolve this issue?
I mean it is commercial library.
Could you please submit this in our support portal or the forums, where the support team can locate the issue and log it if need? Please check the recommended steps when an issue is found: https://www.telerik.com/kendo-react-ui/support/