In what way does the european union affect the rest of the world?

it creates international laws for all nations to follow.
it enables people to travel freely across international borders.
it provides humanitarian aid to people in developing countries.
it improves trade between different parts of the world.

It improves trade between different parts of the world.

Explanation:

The EU is a member of the World Trade Organization (WTO) since January 1, 1995, and in turn, the 28 member states of the Union are members of the WTO. It is important to highlight that the EU is the world's leading trading power, since it represents more than 20% of international trade (imports and exports). In its interior, Germany has the largest market in the Union based on its GDP.

The EU is the main trading partner of Russia, most of African countries, European countries not belonging to the EU and, from 2005, also of the People's Republic of China, with which transactions exceed 100 billion euros year.

The EU has indicated that it is interested in concluding free trade agreements with Latin American countries, which are integrated into several regional groups. One is the Andean Community constituted by Bolivia, Colombia, Ecuador, and Peru, and the other is the Central American Common Market, while it has also signed cooperation agreements with Mexico and Chile, and is in negotiations for the liberalization of trade with the Mercosur The negotiations between the European Union and Mercosur began in 1995 and continue to this day. On February 21, both blocs met in Asunción to finalize the agreement, however certain differences still persist.

first second and third

explanation:

they thoght they were going to nuke each other