It is natural to have change in menstrual pattern (Due to hormonal
disturbances) after physical/psychological stress
. So was the case after tubal ligation
.The soreness of breast may be form the same cause.However this gets back to normal within a couple of months.In case it persists, you need a course of cyclical hormonal treatment after a Gynecologist's consultation
The other set of symptoms you have suggest urinary infection.(Cystitis- the bladder infection.)For management, you need to get Urine examination, a physician's consultation for physical check up& other investigations as per need.
Such cases are usually given a course of antibiotics lke Norfloxasin,with alkaline syrup & analgesics if needed.