YOU SAID:
起こったことはすべて私の責任です。
INTO JAPANESE
起こったことはすべて私の責任です。
BACK INTO ENGLISH
Everything that happened is my fault.
INTO JAPANESE
起こったことはすべて私のせいです。
BACK INTO ENGLISH
Everything that happened was my fault.
INTO JAPANESE
起こったことはすべて私のせいでした。
BACK INTO ENGLISH
Everything that happened was my fault.
Come on, you can do better than that.