When will Trump's postponed tariffs come into effect - what date ?

Hi,
What is the date when will Trump's postponed tariffs come into effect ?

Trump administration imposed tariffs on several countries.

In case of the EU countries, new tariffs / raised tariffs were planned to come into effect on 9th April 2025, but they were postponed by 90 days, until 9th July 2025.

In the meantime, there were a couple of changes announced. Tariffs were postponed again. They should come into effect from 1st August 2025.

30% tariff was imposed on import of goods from EU countries.

50% tariff was imposed on import of copper.

Another change in EU tariffs:

The US and EU have reached a trade agreement, that reduces 30% tariffs by a half, to 15%.