[Answer]-Django's ManyToManyField automatically adding a symmetric relationship between objects 12 December 2023 by thecoderscamp.com 1 Use symmetrical argument of ManyToManyField. https://docs.djangoproject.com/en/1.8/ref/models/fields/#django.db.models.ManyToManyField.symmetrical Alexander Sysoev [Answer]-Django – sorting foreign key objects by date Source:stackexchange.com