<P> With the Netherlands falling, Prussia also decided to leave the coalition, signing the Peace of Basel on 6 April, ceding the west bank of the Rhine to France . This freed Prussia to finish the occupation of Poland . </P> <P> The French army in Spain advanced in Catalonia while taking Bilbao and Vitoria and marching toward Castile . By 10 July, Spain also decided to make peace, recognizing the revolutionary government and ceding the territory of Santo Domingo, but returning to the pre-war borders in Europe . This left the armies on the Pyrenees free to march east and reinforce the armies on the Alps, and the combined army overran Piedmont . </P> <P> Meanwhile, Britain's attempt to reinforce the rebels in the Vendée by landing troops at Quiberon failed, and a conspiracy to overthrow the republican government from within ended when Napoleon Bonaparte's garrison used cannon to fire grapeshot into the attacking mob (which led to the establishment of the Directory). </P> <P> On the Rhine frontier, General Pichegru, negotiating with the exiled Royalists, betrayed his army and forced the evacuation of Mannheim and the failure of the siege of Mainz by Jourdan . This was a moderate setback to the position of the French . </P>

Which european countries were involved in the revolutionary war