Complex sentence: In 1994, indefinite detention was introduced to Australia when new legislation removed the 273 day limit imposed on Vietnamese, Chinese, and Cambodian refugees; previous laws had also allowed for the indefinite detention of specified people.
Split into simpler sentences: In 1994, indefinite detention was introduced to Australia when new legislation removed the 273 day limit imposed on Vietnamese, Chinese, and Cambodian refugees. Previous laws had also allowed for the indefinite detention of specified people.