Foreign Items(per Europa.)
--A riot of striking weavers at Ghent had been suppressed by the military.Garibaldi has returned to Capscia.
It is denied that Sardinia had made conciliatory proposals to Rome.
The city authorities of Warsaw had rendered their resignation.
A treaty of commerce has been signed between France and Belgium.
The Times, (May 1.) recognizes the supreme importance of the struggles in the United States, and says that the subjects on which the question will be put tomorrow in Parliament will assume gigantic importance is the eyes of this country.