Who was the Ottoman Sultan where the treaty at the end of the war was the Treaty of Constantinople (1590)?
create table table_24706337_1 (ottoman_sultan varchar, treaty_at_the_end_of_the_war varchar, PRIMARY KEY (ottoman_sultan))
select ottoman_sultan from table_24706337_1 where treaty_at_the_end_of_the_war = "treaty of constantinople (1590)"