https://www.nbcnews.com/tech/social-media/tiktok-ban-israel-... (Note: Article from November 2023)
The opposition to TikTok on grounds of it's Chinese ownership had been on a slow burn right up to October 2023, when it picked up steam in the wake of the early response to the Gaza War. US politicians were furious that the youth weren't buying the Bipartisan Approved Position(TM) on Israel.
Considering that major world organisations, even holocaust remembrance ones, are now calling Israel's actions genocide, that fury has aged like the finest bottle of raw milk.
Hence:
> and the implication that their intent surely must be to issue pro-Israel propaganda
That is indeed the implication made, for the reasons above, I don't think it is unwarranted.
I think this is all relevant to the topic at hand.
I will add that TikTok is already being measurably manipulated, which everyone seems to be glossing over, perhaps because the bias runs in the "right" direction.