The act of mobilizing people or resources for a purpose; gathering or dispatching personnel (often expressed as 動員する).
災害時にはボランティアの動員が早急に必要だ。
During disasters, rapid mobilization of volunteers is urgently needed.
大会のためにスタッフを動員して会場を準備した。
We mobilized staff to prepare the venue for the convention.
戦時中は若者が動員され、工場で働いた。
During wartime, young people were mobilized to work in factories.