青云翻译

To understand with major international events, we first need to consider the historical and political background

To learn about a major international event, the first thing we need to take into account its historical and political background

Must understand the significant international event, we first need to consider its history and the political background together

We need to understand a major international event, the first thing we need to take into account its historical and political background

To learn about a major international event, the first thing we need to take into account its historical and political background