For ten points, name this 1989 event in Beijing.
Recently, ambassador James Lilley alleged that the United States was "cozying up" to those responsible for this incident in the days leading up to it. The 27th Army began an assault against protesters commemorating the seventieth anniversary of the May Fourth Movement, the death of popular leader Hu Yaobang, and a three-day visit by Mikhail Gorbachev. For ten points, name this 1989 event in Beijing.
Recently, ambassador James Lilley alleged that the United States was "cozying up" to those responsible for this incident in the days leading up to it.
{Tiananmen Square} demonstrations and massacre or equivalents