Ivyo bijanye w19 Gitugutu rup. 2-5 1919: Imyaka 100 irarangiye 1922: Imyaka 100 irarangiye Umunara w’Inderetsi utangaza Ubwami bwa Yehova (Integuro y’ukwiga)—2022 Baravavanuye n’idini ry’ikinyoma Umunara w’Inderetsi Utangaza Ubwami bwa Yehova (Integuro y’ukwiga)—2016 Haraciye imyaka ijana kuva mu 1917 Igitabu c’umwaka c’Ivyabona vya Yehova 2017 1920: Imyaka 100 irarangiye Umunara w’Inderetsi utangaza Ubwami bwa Yehova (Integuro y’ukwiga)—2020 1918—Imyaka 100 irarangiye Umunara w’Inderetsi utangaza Ubwami bwa Yehova (Integuro y’ukwiga)—2018 1924—Imyaka 100 irarangiye Umunara w’Inderetsi utangaza Ubwami bwa Yehova (Integuro y’ukwiga)—2024