Complex sentence: In 1988, Yossef founded and administered a Youth Aliyah (Aliyat haNoar) high school for new immigrants from France, and in 1997, he founded a military preparatory program for Jewish students from abroad interested in volunteering in Israel's army.
Split into simpler sentences: In 1988, Yossef founded a Youth Aliyah (Aliyat haNoar) high school for new immigrants from France. In 1997, he organized a military preparatory program for Jewish students from abroad interested in volunteering in Israel's army.