Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE airports (city VARCHAR, country VARCHAR)

### Question ###
How many airports are there per city in the United States? Order the cities by decreasing number of airports.

### Accurate SQL ###

SELECT COUNT(*), city FROM airports WHERE country = 'United States' GROUP BY city ORDER BY COUNT(*) DESC