A Southwest Airlines passenger carrying a sign displaying President Joe Biden's name has been told by staff to cover it as many passengers found it offensive.
Specific interactions that can be interpreted as small acts of non-physical aggression, in regards to race, culture, or gender are called microaggressions. These brief and routine acts of ignorance are intentional and unintentional hostile or derogatory racial slights, and subtle insults against minorities, which can be further undermined when addressing someone's gender, sexual orientation or ability.