[14] In 2016, they have run public transit advertisements in San Francisco calling for the end of United States security assistance to the Palestinian National Authority.

[24] The Council on American-Islamic Relations criticized the premise of the ads, that there were any such Muslims, calling it "a smoke screen to advance [Geller's] long-standing history of anti-Muslim bigotry".

"[26] In 2011, the Southern Poverty Law Center named SIOA an anti-Muslim hate group,[27][13] calling it a "propaganda powerhouse" that paints moderate Muslims as radical terrorists.

[30] According to Heidi Beirich, deputy director of SPLC, Geller and Spencer's writings were "the primary sources for the anti-Muslim propaganda that had helped give voice" to Breivik's 1500+ page manifesto.

"[39] William McGurn, a former speechwriter for George W. Bush, wrote an op-ed in the Wall Street Journal supporting the ads, arguing that "savage" was an appropriate term to describe jihadists, and criticizing "our new political correctness".

[47] In 2015 the SIOA started a new ad campaign in New York, that included one parody billboard with a quote from Hamas stating 'Killing Jews is worship that draws us close to Allah.'

[48][49] In January 2015 a Muslim group organized a fundraiser called "Stand With the Prophet in Honor and Respect" at the Curtis Culwell Center in Garland, Texas.

[51][52] The Garland Independent School District board president Rick Lambert said in January, "The Culwell Center is available for rental as long as you comply with the law.

[58] Stop Islamization of Nations (SION) is an international counter-jihad[10] organization founded in 2012 by Pamela Geller and Robert Spencer of SIOA, and Anders Gravers Pedersen of SIOE.

Other board members are Debbie Robinson, of Q Society of Australia;[59] Ezra Levant, a Canadian publisher; Wafa Sultan, a Syrian-American writer; Ali Sina, an Iranian-born Canadian activist; Stefan Herre, a German author of the blog Politically Incorrect; Mordechai Kedar, an Israeli author; Babu Suseelan, a Hindu activist; Oskar Freysinger, a Swiss politician; Cliff Kincaid, editor of the Accuracy in Media Report; and Ashraf Rameleh the President of Voice of the Copts.

[60] SION has taken part in hosting international counter-jihad conferences along with other organisations and multiple individual speakers, including in Stockholm, Sweden and New York City in 2012 and in Melbourne, Australia in 2014.