英语作文--Racial problem

Though racial discrimination is still exist now, the situation is far more better than 50 years ago. Before Matin Luther King gave a speech In front of the Lincoln memorial, black people have no human rights in white world--they even have to give his seat to a white in bus. After his speech, black people start to Fight for their own rights and as a result, the liberation declaration of black slaves is no longer a paper empty talk. In this era, a period of time that human being become equal, what we should pay attention to cultural differences, rather than racial discrimination. Many misunderstandings are caused by cultural differences. Some gestures have positive meanings in some country, while they have bad meanings in other country. So before we travel to other country, we must have a basic understanding on it’s culture.