Well, the Hijri date 12 Shawwal 1375 corresponds to the Gregorian date Tuesday, 22 May 1956. This date lies in the tenth month of the Hijri year 1375 AH, which is Shawwal of 1375 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1375/10/12 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 22 May 1956 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Shawwal 1375 AH to its equivalent Gregorian date.
وَٱتْلُ عَلَيْهِمْ نَبَأَ ٱلَّذِىٓ ءَاتَيْنَٰهُ ءَايَٰتِنَا فَٱنسَلَخَ مِنْهَا فَأَتْبَعَهُ ٱلشَّيْطَٰنُ فَكَانَ مِنَ ٱلْغَاوِينَ
Recite unto them the tale of him to whom We gave Our revelations, but he sloughed them off, so Satan overtook him and he became of those who lead astray.
Surah Al-A'raaf(7:175)
Sahih al-Bukhari
Merits of the Helpers in Madinah (Ansaar)
Chapter: The emigration of the Prophet (saws) to Al-Madina
Narrated Aisha:
Sa`d said, "O Allah! You know that there is none against whom I am eager to fight more willingly for Your Cause than those people who disbelieved Your Apostle and drove him out (of his city). O Allah! I think that You have ended the fight between us and them."
Sahih al-Bukhari 3901