If we summarize all the data on promised and completed deliveries of Western air defense systems to Ukraine, we find a range of systems in a relatively small quantity.
This provides an understanding of Ukraine's air defense reliance on American-made anti-aircraft missiles, as well as the number and types of SAM systems the United States had promised but not yet delivered. This is stated in a new publication of the International Institute for Strategic Studies (IISS). On behalf of Defense Express, we note that this list obviously does not include anything transferred without a public announcement. So, this list should not be taken as exhaustive.
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The authors of the IISS have summarized all their calculations in the table above, which is quite visual but somewhat difficult to understand, as its creators followed a chronological approach.
To simplify understanding, all the data can be sorted by the types of air defense systems. In the end, based on IISS data, the picture will look like this:
- Patriot - five fire units were delivered from the United States, Germany and Romania; in addition, nine launchers were received from Germany and the Netherlands; two more batteries from the U.S. were promised but not delivered;
- NASAMS - three batteries were delivered from the United States and Canada; nine launchers were delivered from Norway and one from Lithuania; eight batteries from the United States and 10 launchers from Norway were promised, but not delivered yet;

- MIM-23 - two batteries were delivered from Spain;
- SAMP/T - two batteries are claimed to have been delivered, including one from Italy in 2024;
- IRIS-T SLM - six batteries were delivered from Germany;two more have been promised but not delivered yet;
- IRIS-T SLS (short-range) - two systems were delivered from Germany; six were promised but have not been delivered;
- CrotaleNG - two systems from France;
- Skygard/Aspide - one air defense system from Spain;
- S-300 - one system from Slovakia.

According to the IISS authors, between 2022 and 2024, Ukraine received 24 batteries of various types of air defense systems from Western countries, including 10 American-made systems, as well as nine launchers for Patriot and 10 launchers for NASAMS.
In turn, of the promised 18 batteries of various types of air defense systems and ten launchers for NASAMS, some have not yet been delivered, with 10 (two Patriot fire units and eight NASAMS fire units) from the United States.

Apparently, in these calculations, IISS experts did not include the delivery of systems for army air defense; otherwise, the table would have included, for example, the Kub SAM systems received from the Czech Republic, Slovakia, and possibly Poland. In addition, there may be situations where one country publicly provided launchers, while another, without announcement, supplied radars and other components of the SAM, enabling its "assembly," but this is not reflected in the report.
The report emphasizes that by the end of 2022, Ukraine was on the brink of depleting its stock of anti-aircraft missiles for Soviet SAM systems, making the supply of air defense systems from Western countries crucial in saving the situation for Ukraine during the war.
Earlier Defense Express reported that Sweden would supply Ukraine with air defense systems worth $113 mln including Tridon Mk 2.
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