Hi Benjamin,
Thank you for contacting Syncfusion support.
We have tried to reproduce the reported issue “Globalization is not working” with the provided details, but we were unable to reproduce it.
We have shared the and sample in which we have tried to reproduce the issue, please refer to the below link.
Kindly try this and revert to us with a modified sample if you have any concerns about this and please confirm whether you have a facing issue in specific action. This will be helpful to investigate further and provide the solution at the earliest.
Regards,
Vasugi.