In 1212, thousands of peasant children from France and Germany marched as a "Children's Crusade" only a few had reached the Holy Land. Some only made it as far as European port cities along the coast of Palestine.
The Reconquista is when crusaders warred against Muslims in Europe and North Africa as well as the Middle East. One important series of wars the Reconquista(reconquest). Christians launched these wars to retake the Iberian Peninsulan from the Muslims.