He was sceptical about the Frankfurt Assembly and continued to attack the King of Prussia.

The confederation, dominated by Austria, had been dissolved in the Revolutions of 1848 and partially succeeded by the Frankfurt Assembly.

On 18 May the Frankfurt Parliament (Frankfurt Assembly) opened its first session, with delegates from various German states.

Starting on May 18, 1848, the Frankfurt Assembly set about trying to find ways to unite the various German states into a single nation and to write a constitution.

The Frankfurt Assembly had no powers to raise taxes and relied completely on the goodwill of the monarchs.

As various issues arose before the Frankfurt Assembly, the splits between the various factions became evident.

Meanwhile, outside the Frankfurt Assembly, the rulers of the German states gradually realised that their positions were no longer under threat.

Some princes were so firmly opposed to the Frankfurt Assembly that they had only tolerated its existence while they quelled rebellions in their respective territories.

The powerlessness of the Frankfurt Assembly, however, was reflected in the debate over the Danish Conflict of 1848.

Following the dissolution of the Frankfurt Assembly, Simon emigrated to Switzerland.