Complex sentence: In 1988, the building was designated as a City of Los Angeles Historic-Cultural Monumen, and in 1998, Hillary Clinton visited the Shul as part of her "Save America's Treasures" campaign.
Split into simpler sentences: In 1988, the building was designated as a City of Los Angeles Historic-Cultural Monument. In 1998, Hillary Clinton visited the Shul as part of her "Save America's Treasures" campaign.