Mini crossword No 194

Across

1. Windows past opened by US politician, to call for attention and maintain boundaries? (7)
2. Subject 99 is prime example (7)
3. Language of second wife to a penniless Philip! (7)
4. Holy man had a follower, a half-German person travelling with runners? (7)

Down

1. Assign crew member without yours truly returning, to promote calm (7)
2. Circulating orbiter controls neutron gravity (7)
3. Even more ghastly 50% cuts to Mint, with National leader making u-turn and swapping sides (7)
4. Pressed to make memories, a singular Eliot maybe exchanges Benedict Cumberbatch for Ross Kemp, perhaps (7)