Answer: - No. They brought about no democratic changes.
Step-by-step explanation:
The Chinese government declared martial law and allowed the military to seize control of central parts of Beijing. ThatĀ“s when the Tiananmen Square protests became a Massacre, as troops with assault rifles and tanks attacked the demonstrators, leaving a death toll that varies from several hundred to many thousands, as well as thousands wounded.
After that, the party strengthened its role in domestic affairs, revoking freedoms that had been introduced during the 1980s.