This is the first sentence
By 2012, Iran had roughly 400 power plant units
https://en.wikipedia.org/wiki/Nuclear_program_of_IranThe Shah approved plans to construct up to 23 nuclear power stations by 2000.[24] In March 1974, the Shah envisioned a time when the world's oil supply would run out, and declared, "Petroleum is a noble material, much too valuable to burn ... We envision producing, as soon as possible, 23,000 megawatts of electricity using nuclear plants."[25]
Advertisement from the 1970s by American nuclear-energy companies, using Iran's nuclear program as a marketing ploy US and European companies scrambled to do business in Iran.[26] Bushehr, the first plant, would supply energy to the city of Shiraz. In 1975, the Erlangen/Frankfurt firm Kraftwerk Union AG, a joint venture of Siemens AG and AEG, signed a contract worth $4 to $6 billion to build the pressurized water reactor nuclear power plant. Construction of the two 1,196 MWe, and was to have been completed in 1981.
Can't tell if the GGP is disagreeing because it's suggesting that the US can only impose "nuclear ambitions" sanctions on finished commercially operational nuclear power plants rather than nuclear development in general.
Iran has one nuclear power plant, and it opened in 2011. It was built mostly by the Russians.
https://en.wikipedia.org/wiki/Bushehr_Nuclear_Power_Plant