Imperialism is a political ideology where some countries dominate others.

I cannot oppose his decision.

Last night, all the lights went out due to a sudden blackout.

He affirmed my proposal.

This product is a limited edition, and the quantity is small.

The children are playing in the schoolyard.

He played the role of an arbitrator.

We need accurate measurements for the science experiment.

He taught me Japanese.

Various types of plants are planted in my garden.