Simplify the following text for a Grade 6 native English-speaking person.
Original: The Chinese government 's forcible put-down hastened his decision to emigrate to the United States , and was the cause of his choice to write in English `` to preserve the integrity of his work . ''
Simplified: It helped him decide to emigrate to the United States . It also made him choose to write in English `` to preserve the integrity of his work . ''