East Timor changed to driving on the left under Indonesian rule in 1976, and continues the practice as an independent state.
Under Indonesian rule, the teaching of Portuguese was banned.
About 200,000 people died during the separatist insurgency and brutal Indonesian rule that followed.
Later, he became the first governor of East Timor under Indonesian rule.
Prior to Indonesian rule, the Asian population was estimated at 16,600.
A priest remarked, "He is the acceptable and tragic face of Indonesian rule."
But it has never submitted to Indonesian rule, and an estimated 200,000 people have died in the separatist war.
Most experts on the territory are convinced that after two decades of repressive Indonesian rule, voters will seek independence.
Strong resistance to Indonesian rule followed by repression and famine in which 200,000 people are thought to have died.
He is the first security official convicted in the violence there as Indonesian rule was ending.