Today is

Brutus Day

Everything You Think Is Wrong Day

Buzzards Day 

Dumbstruck Day
 Ides of March

International Day Against Police Brutality
 International Day of Action Against Canadian Seal Slaughter 
 International Day to Combat Islamophobia
 National Voice Over Day

National Egg Cream Day

National Peanut Lovers Day
 National Shoe the World Day
 Small Business Development Day 

National Pears Helene Day
 True Confessions Day

Take Down Tobacco National Day of Action

and
 World Consumer Rights Day