Quyidagi 5 ta urushni tarixdagi eng muhim urushlar deb hisoblash mumkin: 1. Xoch urushlari (1095  1291) 2. Frantsiya inqilobi (1789 - 1799) 3. Meksika-Amerika urushi (1846 - 1848) 4. Birinchi jahon urushi (1914 - 1918) 5. Ikkinchi jahon urushi (1939 - 1945) Shuning uchun yaxshi mnemonik bo'lishi mumkin: 1. 11 dan 5 yil oldin (1100), 4 yildan kamroq davom etgan 2. 1800 dan 1 yil oldin, o'n yil davom etgan 3. 1850 dan oldin 2 yil davom etgan 4. 1914, +4 5. 21 yildan keyin, +6 Iltimos, odamlar narsalarni har xil eslashlarini va mnemonikning sifati sizning fikrlashingizga ham bog'liqligini yodda tuting.
spam fails_task lang_mismatch pii not_appropriate hate_speech sexual_content quality toxicity humor helpfulness creativity violence