ðə ɹˈuːlz ɐdˈɪʃənz wɜːɹ ɐn ɐtˈɛmpt tə sˈɪmjʊlˌeɪt jˈuːnɪt mˈuːvmənt ɪn kˈɑːlʌmz ænd ðə dᵻlˈeɪ ænd dˈɪfɪkˌʌlti ʌv tʃˈeɪndʒɪŋ fɔːɹmˈeɪʃən ˌɪntʊ ɐ lˈaɪn ʌv bˈæɾəl.
The rules additions were an attempt to simulate unit movement in columns and the delay and difficulty of changing formation into a line of battle.