该共和国的建立是我们历史上一个关键时刻。

The ___foundation of the republic was a pivotal moment in our history.

此外，学校和体育场的建立将使年轻人受益。

Moreover, the ___foundation of schools and stadiums will benefit young people.

联合国于1945年的建立旨在促进全球和平。

The ___foundation of the United Nations in 1945 aimed to promote global peace.