Although there are many reasons for the drastic changes in eastern Europe, there are also many representative events. But on the whole, the first and most symbolic event that really happened in 1989 in Eastern Europe should be the dismantling of the "Berlin Wall".
1989 1 1 9, the official government of east Germany planned to relax the domestic travel restrictions. However, Günter Schabowski, a member of the Zhongyang Zhengzhi Bureau of east Germany at that time, misunderstood the orders of his superiors and mistakenly announced that the Berlin Wall was about to open, which led tens of thousands of Berlin citizens to take to the streets and tear down the Berlin Wall, which had existed for 28 years and 3 months. The whole of east Germany was in a state of extreme chaos and eastern Europe was in upheaval.