When it comes to discussing the relationship between different countries, there are various phrases that can be used interchangeably with "hold between nations." One common synonym is "international relations," which refers to the interactions, cooperation, and conflicts that occur between different countries. Another phrase that can be used is "diplomatic ties," which highlights the official and formal connections between nations and their respective governments. Additionally, the term "foreign relations" can be used to describe the relationships that exist between nations, particularly in terms of trade, economy, and politics. These phrases all capture the essential idea of the relationship between nations, and are often used in media and political discourse.