He was elected to the imperial diet at Vienna, but declined to take his seat.
In the following centuries, Forchheim saw many imperial diets and princely gatherings.
In 984, she held an imperial diet at her abbey.
Henry V held six imperial diets (Reichstage) in Goslar over ten visits.
Other imperial diets at Worms were convened in the years 829, 926, 1076, 1122, 1495, and 1545.
Although Philip was excommunicated all followed his invitation and the assembly had the semblance of an imperial diet.
In fact, the legal institution of the imperial diet appeared much later.
In 1663 the imperial diet entered upon the last stage of its existence, and became a body permanently in session at Regensburg.
From court service, the state and imperial diets emerged.
The abbots at Werden were imperial princes and had a seat in the imperial diet.