Hypertension which is another word for high blood pressure can indeed lead to diabetes.
You should always try your best to avoid stress as much as possible as stress can lead to high blood pressure and can lead to diabetes as well as other problems such as problems with the heart and even kidney disease.
Make sure you keep a check on your blood pressure and if it goes to low or too high then see your doctor as soon as possible.
Always monitor your blood pressure even at home and keep a record of your blood pressure readings that you can show to your doctor.