An insurgency is a violent, armed rebellion by small, lightly armed groups who practice guerrilla warfare against a larger authority.

An insurgent group, who mainly targets the authority in their attacks, is different with a terrorist group, who attacks more indiscriminately.

Tariffs are additional costs in the form of tax or excise imposed when a product enters another market. Several days ago, EU's Trade Commission announced that additional tariffs of between 17.4% and 38.1% would be applied to EVs manufactured in China on top of the existing EU duty of 10%. That takes the highest overall rate to close to 50%.

Moral bio-enhancement refers to the use of biomedical interventions to enhance moral behavior or moral decision-making capacities in individuals. This includes, but is not limited to, enhancing traits such as empathy, altruism, honesty, and fairness.