By most accounts, strikes by the U.S. and Israel have significantly degraded Iran's military capabilities and killed scores of senior leaders. But those tactical successes don’t necessarily translate into achieving all of President Donald Trump’s strategic aims, even as the administration said Friday that it was meeting the goals it had laid out.

None of Trump’s stated goals in his war with Iran have been achieved.

Hopes of a breakthrough between Iran and the United States rose sharply Friday after President Donald Trump said a deal to end the war could be signed...