Completed the following sentence: Following his trip abroad Roelfzema returned to Leiden University to continue his studies. Complete the following sentence: After his trip abroad Roelfzema returned to Leiden University to continue his studies. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ When the Soviet Union
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